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Abstract Topic: Environment, Health, and Safety

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Allogenic River in Hydrogeological System of Gremeng Cave, Gunungsewu Karst Area, Java Island, Indonesia
Ahmad Cahyadi, Eko Haryono, Tjahyo Nugroho Adji, M Widyastuti, Indra Agus Riyanto, Muhammad Naufal

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Corresponding Author
Ahmad Cahyadi

Institutions
Department of Environmental Geography, Faculty of Geography, Universitas Gadjah Mada

Abstract
Allogenic rivers play an important role in the development of karstic areas. The open system of allogeneic rivers allows aggressive conditions to dissolve limestone, so recharging from allogenic rivers will cause more intensive rock dissolution and possibly form a major underground river system in a hydrogeological system in karst area. This study aims to inventory allogenic rivers in the Gremeng Cave hydrogeological system and analyze its type based on the geological conditions that caused it to form. The study was conducted by analyzing the map of the topographic map of Indonesia (Peta Rupa Bumi Indonesia), geological maps and high-resolution remote sensing imagery. In addition, a detailed geological survey was conducted to analyze the causes of allogenic rivers at the study site based on their geological and geomorphological characteristics. The results of the study show that there are at least 5 allogenic river sub systems that combine to become one of the main allogenic river systems. The allogenic river types that emerge are allogeic from underlying beds exposed updip. The emergence of allogenic rivers at the contact of tertiary volcanic rocks and limestones in the Gunungsewu Karst Area.

Keywords
Karst, Allogenic River, Gunungsewu Karst Area, Gremeng Cave

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/jQwEF3DyHufd


ANALYSIS OF CONNECTIVITY AND CHARACTERISTICS OF PASSAGE USING TRACER TEST IN BETON RESURGENCE HYDROGEOLOGICAL SYSTEM, GUNUNGSEWU KARST AREA, INDONESIA
Ahmad Cahyadi, Eko Haryono, Tjahyo Nugroho Adji, M Widyastuti, Indra Agus Riyanto, Muhammad Naufal, Fajri Ramadhan, Romza Fauzan Agniy

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Corresponding Author
Ahmad Cahyadi

Institutions
Department of Environmental Geography, Faculty of Geography, Universitas Gadjah Mada

Abstract
An understanding of the hydrogeological system and catchment area of spring is very important. This is to help manage that maintains its sustainability. Beton Resurgence is one of the springs that have a very important role in the Ponjong area, Gunungkidul Regency. Water supply from the spring is used to supply clean water, irrigated rice fields, and fisheries. This study aims to determine the connectivity and characterization of Passage in the Beton hydrogeological system. The method used is a tracer test using fluorescent dyes. The results of the analysis of breaktrough curve indicate that Seropan Sinking Stream has connectivity with Beton resurgence, and has passage characteristics in the form of a single conduit. The further development of the passage shows that the hydrogeological system is strongly influenced by groundwater recharge originating from an allogenic system that originates in non-karst areas and has a high susceptibility to groundwater pollution.

Keywords
Karst, Allogenic River, Gunungsewu Karst Area, Tracer Test, Beton Resurgence

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/v4Wdq8GAJBzt


ANALYSIS OF ENVIRONMENTAL RISKS OF OIL MINING BY THE PEOPLE OF MUSI BANYUASIN REGENCY – SOUTH SUMATERA
Mulyanto

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Corresponding Author
Mulyanto Mulyanto

Institutions
Sociology Study Program, Faculty of Social and Political Sciences
Universitas Sriwijaya

Abstract
Environmental risk analysis is predicting the possibility of the occurrence of a risk from an activity and determining the impact of the activity. Oil mining by the society has high risk, i.e. environmental degradation. Based on environmental risk identification, there are 12 environmental components which become impact sources. The present study was aimed to describe, analyze and interpret the environmental risk of illegal oil mining. The present study used critical theory paradigm. Based on analysis using qualitative matrix on the environmental components of oil mining by the society, there were high environmental risk scores in almost all environmental components, except increase in people-s income which had a low score. Therefore, the environmental risks of oil mining by people in the research location had massive environmental risks and environmental impacts.

Keywords
Oil mining, Environmental risk, Impact source

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/DEkxwRyr7YfC


Analysis Of Individual, Work And OSH Behavior In Decompression Disease In Traditional Diversity In Ambon
Yowan Embuai (a*), Hanifa Maher Denny (b), Yuliani Setyaningsih (b)

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Corresponding Author
Yowan Embuai

Institutions
a) Master Student of Health Promotion Program
b) Faculty of Public Health, Diponegoro University

Abstract
This study aims to analyze individual, occupational, and occupational health and safety behavior factors for decompression events in traditional diver fishermen in Ambon. Decompression is a disease in the form of an abnormality due to the release of gas bubbles in the blood due to decreased air pressure under the sea. This research was conducted on traditional diver fishermen using the case control research design and using nonprobability sampling techniques. Data collection tools in the form of questionnaires, interviews with respondents, and direct observation, using a measuring instrument. Data analysis used in the form of univariate, bivariate and multivariate with the use of SPSS statistical program. The results were obtained: there was a significant relationship between the length of work with decompression disease, there was a significant relationship between depth of diving and decompression disease, there was a significant relationship between duration of diving and decompression, there was a significant relationship between the frequency of diving and decompression, there is no significant relationship between safety and health behavior of water consumption and decompression disease, there is a significant relationship between occupational health and safety behavior using personal protective equipment with decompression sickness, the existence of a relationship which is not significant between occupational safety and health behavior of cigarette consumption and decompression disease, there is an insignificant relationship between occupational safety and health behavior of alcohol consumption and see the risk of each variable.

Keywords
Decompression sickness, occupational safety and health behavior, traditional fishermen, diving risk factors.

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/wbjZAUaXGVpz


Analysis of the Effect of Carbonmonoxide Exposure and Characteristics of Workers on Work-related Fatigue in Workers of Fish Smoking Center
Ririh Prayogi, Yuliani Setyaningsih, Suroto

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Corresponding Author
Ririh Prayogi

Institutions
Diponegoro University

Abstract
Background: Work-related fatigue is one of occupational health and safety problems that can be a risk factor for work-related accidents. ILO has recorded that every year, two million workers died because of work-related fatigue. There are many factors contributing to work-related fatigue, among others, age, sex, work load, work environment, and Carbon Monoxide exposure. The aim of the research was to observe the effect of Carbon Monoxide exposure and the characteristics of workers to work-related fatigue in workers in Fish Smoking Center, Wonosari Village, Demak Regency. Method: The research used cross sectional design using 42 samples. The data were analyzed using Multinomial Logistic Regression conducted on SPSS. Result: The research shows that 61.9% respondents experience work-related fatigue. Bivariate analysis suggests that age and sex aren-t significantly related to work-related fatigue, while employment period, work load and Carbon Monoxide exposure are significantly related to work-related fatigue. The result of multivariate analysis shows that work load (p=0,009) and Carbon Monoxide exposure (p=0,034) are significantly related to work-related fatigue. Work load is the dominant variable for work-related fatigue. Workers having heavy work load are exposed to work-related fatigue 12 times higher compared to those with light work load. Conclusion: The management of fish smoking center is expected to provide appropriate break and require the workers to wear mask during working hours.

Keywords
work-related fatigue, age, sex, employment period, work load, carboxyhemoglobin

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/H8gXNfwa3AM7


Analysis of the Mount Tunggangan Wildlife Reserve Area Arrangement, Sragen, Central Java Using Geographic Information Systems (GIS) With Ecological Sensitivity and Ecological Pressure Approaches
Abob Farizal(a*), Azis Nur Bambang (a), M. Arief Budihardjo (a)

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Corresponding Author
Abob Farizal

Institutions
a) Magister of Environmental Sciences, Diponegoro University
Jalan Imam Bardjo SH no. 5, Semarang, Jawa Tengah, Indonesia
*bobafariz1[at]gmail.com

Abstract
Conservation forest area has the highest protection function of other forest areas and is a buffer zone of life. However, at present the condition is that many have experienced damage, extensive reduction, or fought over by various parties who wish to utilize the area for other purposes. One of the strategies and efforts made by the Government is through the spatial distribution approach, which is known as the zoning or block concept. In this regard, this study conducted an analysis of forest planning from the Mount Tunggangan Wildlife Reserve (MTWR) in the Sragen Regency, Central Java Province. Despite its status as a conservation forest area, the MTWR is inseparable from threats and pressures. The purpose of this study is to analyze the factors that influence the classification of ecological sensitivity and ecological pressure on MTWR forest areas for the determination of the area blocks. In this study using the method of spatial analysis with Geographic Information Systems (GIS) with a tiered quantitative approach. The results of this study indicate that the MTWR forest area is divided into three management blocks, namely protection blocks (74,68 ha), utilization blocks (27,73 ha) and special blocks 0,07).

Keywords
Zonation/Block, SM Gunung Tunggangan, GIS, Ecological Sensitivity, Ecological Pressure

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/xrajyABJZzpG


Analysis of Total Mangrove Carbon Stock Degradation in Kendari Bay
Iswandi (a*), Muhammad Helmi (b), dan Hadiyanto (a,c)

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Corresponding Author
Iswandi Iswandi

Institutions
a) Magister Program of Environmetal Science, School of Postgraduate Studies, Diponegoro University, Semarang – Indonesia
*iswandijunaid[at]gmail.com
b) Department of Marine Science, Faculty of Fisheries and Marine Science, Diponegoro University, Semarang – indonesia
c) Chemical Engineering Department, Faculty of Engineering, Diponegoro University, Indonesia

Abstract
Mangrove ecosystems are one of the blue carbon ecosystems in the Coastal region. Mangroves have the ability to assimilate and accelerate high carbon and can save carbon in the long term. On the coast of Kendari Bay has developed settlements and various centers of community activities, which drastically decreased mangrove vegetation. Research on Blue Carbon Placed in Mangrove Forests is very important to be carried out, to determine changes in regional conditions in the Coastal region. Spatial modeling can be used to estimate degradation of blue carbon stocks. It is expected to produce spatial and temporal maps based on the modeling required from remote sensing data, so that it can be input in determining policies and making more appropriate decisions in the management of the Kendari Bay area, so that development can be carried out successfully. InVEST (Integrated Assessment of Ecosystem Services and Sacrifices) can be used to map and model changes in total carbon stock that are changed by changes in land cover in Kendari Bay. The output generated through spatial and temporal mapping in InVEST can calculate carbon stocks with past, present and future scenarios. InVEST results can be used as a reserve for the management of Kendari Bay Coastal, a grant for mangrove management as a provider of blue carbon stock.

Keywords
Blue Carbon, Degradation, Mangrove, InVEST, Kendari Bay

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/Gk2tHa8C3eQK


ANALYSIS STUDY ON THE SELF PURIFICATION ABILITY OF KLAMPOK RIVER, ASSESSED FROM ORGANIC PARAMETER OF DISSOLVED OXYGEN (DO) AND BIOCHEMICAL OXYGEN DEMAND (BOD) (Case Study: Segment Sidomukti Village, Kec Bandungan – Poncoruso Village, Kec Bawen)
Winardi Dwi Nugraha, Anik Sarminingsih, Adea Damatita

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Corresponding Author
Winardi Dwi Nugraha

Institutions
Department of Environmental Engineering* Engineering Faculty, Diponegoro University

Abstract
Klampok River is a river that administratively located in Semarang District in which the Headwaters lies in Sidomukti Village, Bandungan Sub-District and the downstream lies in Pringsari Village, Pringapus Sub-District. The fact that population growth and a large number of human activites such as houshold chores, agricultural (husbandry) and industrial works can eminently give impact on the quality of Klampok River-s water has driven this research to be in place. Basically, a river has its inherent competence to purify itself on certain defilement condition. The prime aim of this study was to determine (discern)the ability of Klampok River-s to do self purification based on DO and BOD parameter by using Streeter-Phelps method to obtain oxygen sag curve and Qual2KW program to simulate the water quality. By this study, the value of deoxygenation constant K= 0,226 and the reaeration constant R= 0,162 on segment 2 and K= 0,226 and R=0,217 on segment 3 will be gained. Based on that result, we will get the purification constant fs= 0,717 on segment 2 and fs= 0,956 on segment 3, in which segment 2 is function as active decomposition zone and segment 3 is as recovery zone.

Keywords
Self Purification, Streeter-Phelps, BOD, DO, Deoxygenation, Reaeration

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/cYmq7EPRZtK3


APPLICATION OF HYDROGEOLOGICAL MAPPING AND GEOSPATIAL ANALYSIS TO DETERMINE RECHARGE AND DISCHARGE AREAS IN SUMOWONO GROUNDWATER BASIN
Thomas Triadi Putranto (a*), Novie Susanto (b), Dina Rahayuning Pangestuti (c), and Kevin Alexander (a)

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Corresponding Author
Thomas Triadi Putranto

Institutions
(a) Geological Engineering Department, Diponegoro University, Jl. Prof. Sudharto, Tembalang, Semarang 50275, Indonesia
*putranto[at]ft.undip.ac.id
(b) Industrial Engineering Department, Diponegoro University, Jl. Prof. Sudharto, Tembalang, Semarang 50275, Indonesia
(c) Public Health Department, Diponegoro University, Jl. Prof. Sudharto, Tembalang, Semarang 50275, Indonesia

Abstract
Sumowono groundwater basin is located in Semarang Regency, Temanggung Regency, and some part in Kendal Regency. Increasing population growth in the Sumowono groundwater basin area is the cause of increasing water demand. For this reason, the government provides an alternative to using groundwater as a source of fresh water. This study aims to determine groundwater utility by the community, the value of each determinant parameters of the recharge area, the distribution of recharge and discharge areas. The research methods were hydrogeological mapping and geospatial analysis, which includes combining several geological and hydrogeological parameters, namely hydraulic conductivity, precipitation, soil cover, slope, water table depth, and electrical conductivity (EC). Based on the result of the hydrogeological mapping, groundwater is mainly used for irrigation, fisheries, industry and domestic purposes. The soil covers consist of sandy clay and clay sand, the slope has a value of 0°-40°, rainfall has a range 2,500-3,200 mm/year, depth of water table is up to 20 m below ground surface. The hydraulic conductivity values are 3.1 m/day (tuffaceous sandstone), and 270 m/day (volcanic breccia) with the EC values is 37-537 µS/cm. Based on the results of the geospatial analysis, the recharge area is spreading in the south and the east, while the discharge area is located in the northern part of the study area.

Keywords
Geospatial analysis, Groundwater, Hydrogeological mapping, Recharge area, Sumowono groundwater basin

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/zNhgWYduA2xa


Application of Insect Light Traps to Support Fish feed of Rice-Fish Farming System: A Conservation Effort based on Community in Rawa Pening Lake Semarang, Indonesia
Jafron W Hidayat1), Mochamad Hadi1), Rini Budihastuti1), Zulhaq D Siqhny2) dan Gatot Yulianto3)

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Corresponding Author
Jafron W Hidayat Hidayat

Institutions
1).Departemen Biologi, Fakultas Sains dan Matematika Universitas Diponegoro Semarang, email : wasiqjep[at]gmail.com
2).Jurusan Teknologi Hasil Pertanian, Fakultas Teknologi Pertanian Universitas (USM) Semarang
3).Departemen Fisika, Fakultas Sain dan Matematika Universitas Diponegoro Semarang

Abstract
Lake body water is very vulnerable to disruption, especially of the eutrophication which triggered by over application of fertilizers from agricultural practices. One strategy to overcome this is to apply organic farming. This practice has long been promoted by the government, but the fact is only a few farmers adopted. Additional culture activities are needed in this manner with an environmentally friendly base that can benefit economically as well as ecologically to the Rawa Pening lake and surrounding. One strategic system to add is fish-rice farming (minapadi). Research is aimed at identifying potential insects which can be used as natural feed (organic). It is also to determine the most efficient insect trapping periods and fish growth. This research is an experimental study using rice-fish farming ponds in the downstream of the Galeh river, an inlet Rawa Pening Lake, Ambarawa. The research designs used are descriptive analysis and analytic using Anova with T test. The results of the study showed that there were 18 species of rice fields insects, which potential to support fish-rice farming. Orseolia eryzae, Conochepalus transversalis and Paranaemia vittivera are the most common insects found. All the three are pests in status that are relatively small in size. These species have potential to support fish feed, especially for fish seed or small size food of baby fish snack (economic value). Test on the trap period shows at 17:45 - 18:45 WIB of dawn has more insect encountered than the 2nd and 3rd periods. Insect density reaches 15 individual of several species of insects. This mean that organic fish feed from insects is best available between 17:45 to 18:45. If it is extended to the next two hours, there will be no significant accumulation of significant additional feed, labor and wasting farmers electricity and operational. In general, rice-fish farming ponds can independently provide natural food (organic) which supports the growth of fish and thus also increase the income and harvest of organic farmers in the upstream of the lake.

Keywords
Fish-Rice farming, light traps, insects feed, lake conservation

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/DpM8chERbqeU


Aqueous Synthetic Polymer Spraying Application for Mulching of Surface Soil for Revegetation of Critically Degraded Ex-Borrow Pit Area
Herdhata Agusta (a*,b), Gani Cahyo Handoyo(c), Eka Sari (a), Hilda Aulia (a)

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Corresponding Author
herdhata agusta

Institutions
a) Faculty of Agriculture, Bogor Agricultural University, Indonesia
b) SBRC-LPPM, Bogor Agricultural University, Indonesia
c) Faculty of Agriculture, University of Sebelas Maret, Surakarta

Abstract
Very low soil fertility status due to borrow pit exploitation was exposed at lower soil horizon layers. Soil among the sites was classified as critical soil type. The soil layer was at C-horizon, so that was classified as not "soil" in the agricultural term, but it was more grouped as still unweathered parent mater for processing in the soil formation. Suffering on surface vegetation biodiversity was found and revegetation action was an alternative method to restore the degraded soil. Legume cover crops were selected for ameliorating pioneer plants to improve soil and vegetation biodiversity step by step towards the effective regreening of environmental health and safety. An aqueous synthetic polymer was applied to spray the soil surface after planting the legume cover crops, whereas, after the water evaporation of the solution, a degradable thin film at the soil surface was left as a mulch for controlling the water evaporation from the soil surface for a long time for a few months. The mulch kept the soil moisture higher for the growth of the legume cover crops. Field application was succeeded in 2010-2011 at an ex-borrow pit area in Jambi. Additional topsoil, fertilizer, compost, and lime were mixed as supporting growth media. Mucuna bracteata was planted before the application of the aqueous synthetic polymers spraying. Aqueous synthetic polymer spraying application for mulching of surface soil was able to reclaim the critically degraded ex-borrow pit area for the start step, whereas the vegetation covering rate of the site increased from initially less than 1% to more than 90% after 10 months application

Keywords
Mucuna bracteata; soil amelioration; critical soil; polymer mulch; soil reclamation; mineral clay; legume cover crops

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/Zp3cghHyjFCt


BIOLOGICAL OXYGENT DEMAND (BOD5) AS BIO-INDICATOR OF PHYTOPLANKTON DIVERSITY INDEX IN THE MANGROVE AREA OF KINTAP ESTUARY - SOUTH KALIMANTAN
Andy Mizwar, Hernadi Untung Surapati

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Corresponding Author
Hernadi Untung S.

Institutions
Assistant Professor-Environmental Engineering Faculty of Lambung Mangkurat University, Mentor with Honors-Understanding Research Methods Course by SOAS University of London at Coursera

Abstract
Indonesia as a country that has the largest mangrove area in the world, of course contributes significantly to global climate change. It is known, the mangrove area is an area with abundant biodiversity. The existence of various industrial activities, such as oil palm plantations or special coal port operations make the mangrove area can receive negative impacts. Bio-indicators are living organisms such as plants, planktons, animals, and microbes, which are utilized to screen the health of the natural ecosystem in the environment. They are used for assessing environmental health and bio geographic changes taking place in the environment. (Trishala K., et al., 2016). The ability of microorganisms to reform the biodegradation process is an indicator of pollutants in the waters. In the process, microorganisms require or consume more dissolved oxygen (DO). So the higher the concentration of BOD5, the concentration of dissolved oxygen (DO) in water is reduced. This research uses the grab sampling method, which is done 4 times in one year for water quality sampling (BOD5) and aquatic biota samples. The results of this research, showed a significant positive correlation regarding the concentration of BOD5 on biodiversity in mangrove areas. Thus, BOD5 concentration can also be used as an bio-indicator of the quality biodiversity of mangrove areas.

Keywords
Mangrove, phytoplankton, bio-indicator, BOD, water quality

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/ZDRrp8GUnNYA


Carbon Footprint of Non-Academic Activities at Diponegoro University Indonesia
Mochamad Arief Budihardjo, Syafrudin, Fadel Iqbal Muhamad

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Corresponding Author
Mochamad Arief Budihardjo

Institutions
Department of Environmental Engineering
Diponegoro University
Indonesia

Abstract
The activity conducted at Diponegoro University campus will be having an impact to the surrounding environment such as greenhouse gas emissions. Mainly, activities on campus that contribute to greenhouse gasses emission are related to academic. However, at Diponegoro University, non-academic activities such as hospital, gas station, sport center and public services also contribute to greenhouse gases. Emissions considered in this study are methane gas (CH4) and nitrogen dioxide gas (N2O). The total emissions of non-academic activities are analyzed as carbon footprint with units of weight of carbon dioxide (kgCO2eq). This research was done in main campus of Diponegoro University, Tembalang, Semarang. The aim of this research is to analyze the total emissions due to non-academic activities at Diponegoro University and to create mapping of the distribution of non-academic GHG emissions at each sampling point location. The methods are based on a modification of the equation with the IPCC 2006 guidelines approach. The carbon footprint mapping is conducted using ArcGIS software. Based on this research, it is estimated that non-academic activities at Diponegoro University contributes to GHG emissions of 2.424,15 kg CO2eq per year and mainly generated by hospital activity.

Keywords
Carbon footprint; Greenhouse gas, Non-Academic; Diponegoro University

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/udYMw76gVPAf


Community Engagement in Social Movement: A case of Geothermal Energy Development in the Talang Mountain Area
Hidayatul Fajri, Pratiwi Nurhabibi, Boni Saputra, Pandhu Yuanjaya

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Corresponding Author
hidayatul fajri

Institutions
Universitas Negeri Padang, Universitas Negeri Padang, Universitas Negeri Padang, Universitas Negeri Yogyakarta

Abstract
Social movements often emerge as a response to repressive actions taken by the government towards the community. The main entities that become movers in social movements are civil communities, be they NGOs, social activist groups, or communities with various other backgrounds. Moreover, in the context of geothermal energy development that is still not fully understood by the community, social movements develop with rapid dynamics. Therefore, the purpose of this study is to look at the dynamics that occur within civil society groups in West Sumatra in developing a discourse about the rejection of the construction of geothermal power plants in the Talang Mountain area. The dynamics in the form of communication, interaction, exchange, and involvement. This research is in the form of case studies that focus on civilian communities that oppose geothermal development in the vicinity of the Talang Mountain Area. This area is considered as one of the biggest geothermal producers in Sumatra and even in Indonesia, but on the other hand, it is also a region rich in biodiversity and economic resources and clean water for local communities. Data collected through field observations, interviews, and documentation. The results showed that the development of shared discourse between communities is an important factor that can unite the perceptions, ideas, and movements of the community. The development of the discourse did not occur structurally. However, because of liquid exchanges of communication, there are joint actions, and literacy activities as a form of exchange of ideas between them. Although not completely able to stop the development process, the social movement increased the publics critical power.

Keywords
Community Engagement, Social Movement, Geothermal

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/n43MDJbzyXaL


Comparison of Suspended Particulate Matter Prediction Based on Linear and Nonlinear Models
Sri Sumiyati, Budi Warsito

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Corresponding Author
Sri Sumiyati

Institutions
Diponegoro University

Abstract
Air pollution has been a serious problem in recent years. Air pollutants consist of gaseous pollutants, odours, and suspended particulate matter (SPM) such as dust, fumes, mist, and smoke. SPM has the potential to cause environmental and health problems. With the aim to anticipate the impact, SPM prediction from time to time is needed. In this research, we compared four models for predicting the SPM data. The two linear models selected were ARIMA and wavelet whereas the two nonlinear models were neural networks based models, i.e. General Regression Neural Network (GRNN) and Cascade Forward Neural Network (CFNN). All four models are built with the same input, which were the past data at the same lagged time based on the best ARIMA model. By using lagged time data as input, the goal is to predict the current of SPM data. Model accuracy is measured based on MSE values, both in training and testing data. Data processing has provided interesting results that show the superiority of nonlinear models over linear models, especially in the training data.

Keywords
air pollution, SPM, ARIMA, neural network

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/DNEy2CU8jdKZ


Condition of Lead Contaminated Soil in Cinangka Bogor and Assessment of Its Environmental Risk
Himawan, P Setyono, Suntoro, S B Rahardjo

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Corresponding Author
Himawan Himawan

Institutions
Postgraduate Program of Sebelas Maret University Surakarta Indonesia

Abstract
Lead pollution of soil is a serious global problem due to risk of entering food chain and ground water contamination. Anthropogenic activities such as mining, smelting, agriculture and industry have played an important source of Pb in soil. Cinangka is a Pb-polluted area impacted from the processing of used batteries since the 1990s. Although serious government efforts have been made, the remediation has not yet been completed because of insufficient resources. Therefore, it needs periodical monitoring and follow up. This research aimed to study the condition of lead pollution in soil and groundwater in the former battery recycling in Cinangka Bogor. Specifically the study was focused on Pb level in topsoil, Pb geochemical fraction distribution and environmental risk assessment, Pb profile on the soil horizon, and groundwater contamination. The geochemical fractions of Pb were determined by sequential extraction with a modified BCR method followed by AAS measurement. The results showed that the soil in the former recycling center contained Pb above 10,000 ppm which was dominated by reducible fraction (F2) and acid soluble fraction (F1) having moderate environmental risk. Vertically until 45 cm depth, the deeper the soil the lower the Pb content and the ground water in the study site did not show any lead contamination. We recommended immediate sustainable remediation of the contaminated site.

Keywords
lead, soil contamination, risk, ground water, cinangka

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/XzreFUNCABG6


Developing security climate in banking industry
Endah kumala dewi , fathul himam, achmad sobirin

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Corresponding Author
Endah Kumala Dewi

Institutions
Psychology at diponegoro university
Psychology at gadjah mada university
Economic at Indonesian Islamic university

Abstract
At this time the problem of information security in cyberspace is an urgent problem to be solved. The development of safety in the industry until the 1980s was still covered by a high rate of work accidents. Efforts to expand the area of safety studies were found in several studies. In the next development, research on safety is related to the organizations. Advances in information technology and threats form VUCA require organizations to use information technology. In the field of information technology, no fundamental differences are found between information safety and information security. Financial losses at Bank Barings arean example of a breakthrough in the information security system. The purpose of this research is to know the process of developing climate security in information technology based organizations. The method used is qualitative with a grounded research approach. The process of collecting data using interviews respondents are internal auditors, level leaders and information organizational climate is different from information technology- based organizational climate. The second proposition, technical systems and social systems deliver technology to the human system.

Keywords
Organizational climate, climate security, information technology based organizations

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/7FuCJchHxtU8


Development of Exclusive Breastfeeding Module for Mothers and Grandmothers Presented by Health Cadres
Burhannudin Ichsan (a*), Ari Probandari(b), Eti Poncorini Pamungkasari(b), Harsono Salimo(c)

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Corresponding Author
Burhannudin Ichsan

Institutions
a: Student of Public Health Doctoral Program, Universitas Sebelas Maret Surakarta; Lecturer of Faculty of Medicine, Universitas Muhammadiyah Surakarta
Email: bi268[at]ums.ac.id
b: Lecturer of Public Health Doctoral Program, Universitas Sebelas Maret Surakarta; Department of Public Health, Faculty of Medicine, Universitas Sebelas Maret Surakarta
c: Lecturer of Public Health Doctoral Program, Universitas Sebelas Maret Surakarta; Professor of Department of Pediatric, Faculty of Medicine, Universitas Sebelas Maret Surakarta

Abstract
Breastfeeding is the best nutrition for infants since it gives benefits not only for infants, but also for mothers. Exclusive breastfeeding makes infants have better growth and development. WHO recommends six months of exclusive breatfeeding, which is breastfeeding without food or other drinks. One of the obstacles for exclusive breatfeeding is of the infants grandmother. Hence, specific materials for educating mothers and grandmothers on breastfeeding is needed. We developed a module for educating exclusive breastfeeding for the mothers and grandmothers by the 4-D method (define-design-develop-disseminate). The findings showed that the module could be used by health cadres to address issues related to exclusive breastfeeding among mothers and grandmothers.

Keywords
exclusive breastfeeding, module, mother, grandmother, cadres.

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/tcQv4L9jA2Mk


Ecological Risk Assessment in Heavy Metal Pollution
Irwan Mulyadi, Badrus Zaman, Sri Sumiyati

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Corresponding Author
Irwan Mulyadi

Institutions
Program Studi Magister Teknik Lingkungan, Fakultas Teknik, Universitas Diponegoro

Abstract
Heavy metal pollution has spread through many parts of the world, especially developing countries such as Indonesia. Large quantities of hazardous chemicals especially heavy metals have been released into environment worldwide due to global rapid population growth and intensive domestic activities, as well as expanding industrial and agricultural production. Environment in urban areas have also been associated with water and soil quality problems because of the practice of discharging of untreated domestic and industrial waste into the water bodies which leads to the increase in the level of metals in river water. Based on that, the study of heavy metal pollution is needed to evaluates the water and soil pollution levels in areas suspected of being polluted and quantifies the risks of pollutants pose to human health. To assess these potential threat levels, the environmental indices will be applied, along with the US Environmental Protection Agency (USEPA) recommended method for health risk assessment. The results will demonstrate not only the severity of heavy metal pollution from the study areas, but also the high carcinogenic and non-carcinogenic risks that environment heavymetal pollution poses to the public, especially to children and those living in the vicinity of heavily polluted areas.

Keywords
Environment, water and soil, heavy metal pollution, human health, risk assessment

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/ertGTLEHpDJg


EFISIENSI & PENGELOLAAN SUMBER DAYA (ENERGI, AIR, LIMBAH B3 & NON B3, UDARA, DAN KEHATI) & CORPORATE SOCIAL RESPONSIBILITY DI LOKASI TBBM CIKAMPEK
Tia Fitriani(*a), Gatot Widiyanto(*b), Ardi Hutri Prayitno(*c), Arief Samsul Bahtiar(*d)

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Corresponding Author
Tia Fitriani

Institutions
PT. Pertamina (Persero)
Terminal BBM Cikampek
Jl. A Yani, Cikampek Jawa Barat

Abstract
Abstrak Terminal BBM (TBBM) Cikampek merupakan salah satu TBBM yang berlokasi di area Jawa Barat, yang melayani kebutuhan BBM di sekitar Purwakarta, Subang, Cikampek, dan Bekasi. Sebagai upaya beyond compliance, TBBM Cikampek melakukan berbagai inovasi di bidang efisiensi dan pengelolaan sumber daya alam (energy, air, limbah B3 dan nonB3, Udara, dan keanekaragaman hayati. Beberapa inovasi yang dihasilkan diantaranya Optimalisasi Monitoring Volume Differential antara Flow Meter dengan Sistem MySAP menggunakan Aplikasi Capt. MARVL, efisiensi dan percepatan proses perawatan dan modifikasi tembok kolam pemadam melalui water block di tbbm cikampek/ wablock sebagai sarana efisiensi dan percepatan tembok kolam pemadam, modifikasi jalur drain dari densitometer menggunakan direct line, fix grounding tester mobil tangki, optimalisasi pengambilan sampel pada tangki timbun menggunakan sampling paddle, pemanfaatan scrap untuk gazebo dan di ceria pertamina mini zoo. Seluruh program-program yang telah dilakukan selama 5 tahun mampu memberikan efisiensi energy sebesar 3.893,65 GJ, mereduksi emisi hingga 466.263,46 ton CO2e, konservasi air 6.528,17 m3, reduksi limbah B3 sebesar 16,12 ton, dan pemanfaatan limbah NonB3 sebanyak 7,66 ton. Sebagai salah satu upaya sinergi kemasyarakatan operasional perusahaan terhadap masyarakat sekitar Ring 1 dan Ring 2 sekitar area TBBM Cikampek, Perusahaan juga memiliki program yang mampu memberikan manfaat kepada masyarakat sekitar berupa Program Posyantek (Pos Pelayanan Teknologi), Program UMKM Telur Asip Asap Batik Karawang, Dan Program Rumah Kelola Organik. Keseluruhan program-program inovasi yang dibentuk oleh terminal BBM Cikampek merupakan upaya beyond compliance yang berkelanjutan. Abstract Terminal BBM Cikampek (TBBM) is one of the TBBM that located in the West Java area, which distributes fuel needs around Purwakarta, Subang, Cikampek, and Bekasi. As an effort to go beyond compliance, TBBM Cikampek has made various innovations of efficiency and management of natural resources (energy, water, B3 and nonB3 waste, air, and biodiversity), such as Optimization of Differential Volume Monitoring between Flow Meters and MySAP Systems using Capt. MARVL application, efficiency and acceleration of the treatment process and modification of the walls of the fire pool through the water block in, modification of the drain path of the densitometer using direct lines, fix grounding tester truck, sampling optimization in the storage tank using paddle sampling, Scrap utilization for gazebo and Pertamina Ceria mini zoo. All programs that have been carried out for 5 years can provide energy efficiency of 3,893.65 GJ, reducing emissions to 466,263.46 tons of CO2e, water conservation 6,528.17 m3, reduction of B3 waste 16.12 tons, and utilization of NonB3 waste as much as 7.66 tons. As one of the efforts to synergize the companys operational community with communities around Ring 1 and Ring 2 around the Cikampek TBBM area, the Company also has a program that is able to provide benefits to the surrounding communities, that called Posyantek (Technology Service Post) Program, SME Program of Asip Asap Batik Karawang, and Organic Home Management Program. The entire innovation programs established by the Cikampek BBM terminal are ongoing beyond compliance efforts.

Keywords
Kata Kunci: efisiensi sumberdaya, energi, emisi, limbah, keanekaragaman hayatiKeywords: efficiency resources, energy, emissions, waste, biodiversity

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/JZFkcufHxajN


Environmental Sanitation and Health Nasi Sek (Seribu Kenyang) Restaurant in Gandoriah Beach Pariaman City
Hestilia Anggraini (a*), Serly Mutia Sari (a), Abdul Razak (b), Indang Deawata (b)

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Corresponding Author
HESTILIA ANGGRAINI

Institutions
a) Student of Magister Environmental Science, Universitas Negeri Padang, Indonesia
*hlaanggraini[at]gmail.com
b) Lecturer of Magister Environmental Science, Uiversitas Negeri Padang, Indonesia

Abstract
The role of restaurants as food and beverage providers must have good environmental sanitation and health requirement, this research carried out at restaurant rice sek (seribu kenyang) which was around Gandoriah Beach, Pariaman City. The purpose of this study was to decide feasibility environmental sanitation and health of the restaurant rice sek (seribu kenyang) which is around the Gandoriah Beach tourism object in Pariaman City which view from the aspect of building, food conditions, food processing equipment, kitchen, sanitation and hygiene facilities. This study uses the method of direct observation and then analyzed descriptive referring to the Regulation of the Minister of Health of the Republic of Indonesia Number 1098 of 2003 on sanitation requirements for restaurant hygiene and restaurant sanitation. subject research is five restaurants around Gandoriah Beach. The results showed that the restaurant rice sek (seribu kenyang) around the Gandoriah beach in Pariaman City had not fulfilled the feasibility of sanitation and health of the restaurant environment. From the aspect of the building that was not permanent and the condition of the restaurant floor that did not meet standards, The chef or food handler at the restaurant around Gadoriah Beach did not fulfill the requirements of the Minister of Health Decree in 2003. Suggestions for relevant agencies in order to supervise and guide restaurants in Gandoriah Beach for can improve sanitation hygiene and restaurant environment health.

Keywords
Sanitation, environmental health, restaurants

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/vyRMUhVFePuJ


EVALUATION OF AVAILABILITY OF RAW WATER AVAILABILITY IN BOYO RIVER IN EFFORTS TO FULFILL DRINKING WATER IN BATANG DISTRICT AND PEKALONGAN CITY
Krisbiantoro, Anik Sarminingsih, Syafrudin

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Corresponding Author
kris biantoro

Institutions
undip

Abstract
One form of SPAM that is currently underway is the Development of the Water Supply Sector in Central Java Province. One of the construction sites is in the area of Pekalongan City and Batang Regency. With the limited raw water sources in the Pekalongan City region through a breakthrough utilization of the potential of raw water in the Boyo River in the Batang District region to meet the needs of drinking water services for the Pekalongan City region and several regional areas in the Batang Regency. The purpose of this study is to describe and analyze the fulfillment of raw water needs for the development of Pekalongan City and Batang Regency, determine the availability of raw water in the Boyo River, find out how much discharge can be used to help meet the needs of drinking water services in Pekalongan City and Batang Regency and efforts efforts to fulfill raw water continuity in the Boyo River in an effort to help fulfill drinking water services. The plan for taking raw water for drinking water to meet the needs of Batang Regency and Pekalongan City is 450 liters / sec with the distribution of discharge of 200 liters / sec for Batang Regency and 250 liters / sec for Pekalongan City. From the calculation of the mainstay discharge using the highest Fj mock calculation is 23.03 m3 / s lowest of 0.43 m3 / s and river maintenance debit of 0.1-0.27 m3 / s is still 1 month deficit to meet water needs default. In fulfilling raw water, continuous long storage reservoirs / reservoirs are needed.

Keywords
water balance, water availability, water requirements

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/GdqUjwbt8R9k


Evaluation of PM10 Concentrations in West Sumatera during Rainy Season
Fadjar Goembira, Adinda, Zaky Farnas, Taufiq Ihsan, Defriman Djafri

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Corresponding Author
Fadjar Goembira

Institutions
Universitas Andalas

Abstract
This research was conducted to evaluate particulate matter 10 (PM10) concentrations in ambient air of West Sumatra Province during rainy season, i.e., in March 2018. Data from four sampling locations were collected. The first one was collected from an air quality monitoring station (AQMS) located at a roadside in the office of West Sumatra Governor. The other locations represent industrial area, i.e., nearby a cement production plant, a campus area that is located nearby an agricultural area, and a background concentration area that is considered unaffected by anthropogenic sources. The measurement results show that the highest PM10 was obtained nearby the cement industry area which was 68.71±10.99 µg/Nm3. This value exceeded World Health Organization (WHO) threshold for 24-hour measurement, although it is still below the Indonesian National Ambient Air Quality Standard (NAAQS). On the other hand, the rest locations still met both WHO and Indonesian NAAQ Standards, i.e. 13.20±3.11, 28.60±13.97, and 33.85±8.41 µg/Nm3, at the background concentration location, Governor-s Office, and the campus area, PM10 concentrations were, respectively.

Keywords
PM10, ambient air, West Sumatra, rainy season

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/dfvR3PXj7hAK


Exposure of Dust Inhaled with Lung Vital Capacity in Traffic Police Polres Ambon Maluku
Efira Christin Fika (a*), Ari Suwondo (b), Nurjazuli (c)

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Corresponding Author
Elfira Christin Fika

Institutions
a) Magister of Health Promotion, Faculty of Public Health, Diponegoro University, Jl. Prof.H. Soedarto, S.H. Tembalang, Semarang, Jawa Tengah 50275, Indonesia
*fchfika[at]gmail.com
b) Department of Occupational Health and Safety, Faculty of Public Health, Diponegoro University, Jl.Prof.H.Soedarto, S.H.Tembalang, Tembalang, Kota Semarang, Jawa Tengah 50275, Indonesia
c) Department of Environmental Health, Faculty of Public Health, Diponegoro University, Jl. Prof.H. Soedarto, S.H. Tembalang, Semarang, Jawa Tengah 50275, Indonesia

Abstract
Traffic police is a profession that has a very high risk of being exposed to air dust and pollutants. This study aims to analyze the exposure of dust inhaled and the lung vital capacity of traffic police. The study design was observational analytic with a cross-sectional study with a sample of 58 traffic police. Data collection by interview, measurement of dust levels inhaled using Personal Dust Sampler (PDS) and measurement of vital lung capacity with a spirometer. The majority of respondents aged >30 years (70.7%), working period >5 years (63.8%), smoking habits (62.1%), ability to exercise (34.5%), history of disease (19.0%), nutritional status (67.2%), and use personal protective equipment (masks) (39.7%). The measurement results of inhaled dust levels (62.1%) and the results of the measurement of the lung vital capacity of traffic police (77.6%) had pulmonary dysfunction. The results of the research relationships respirable dust exposure with lung vital capacity were respirable dust levels have no significant relationship to the lung vital capacity traffic police p-value of 0.095 (p <0.05).This is possible because of influences from outside the workplace, habits, and lifestyle and does not use personal protective equipment (masks) when tasked with managing traffic.

Keywords
inhaled dust; lung vital capacity; traffic police

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/ctMdn3D28TpY


Filariasis Vulnerability Zonation Based on Environmental and Behavioral Aspects in Pekalongan City, Indonesia
Arum Siwiendrayanti (a*), Eram Tunggul Pawenang (a), Sofwan Indarjo (b), Ika Hidayatul Hikmah (c)

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Corresponding Author
Arum Siwiendrayanti

Institutions
a) Environmental Health Division, Public Health Science Department, Universitas Negeri Semarang
b) Health Promotion Division, Public Health Science Department, Universitas Negeri Semarang
c) Pekalongan Regency Health Office

Abstract
Pekalongan City is a filariasis endemic area in Central Java, Indonesia with Mf-rate >1%. It had held Mass Drug Administration (MDA) in 2011-2015. The evaluation result recommended it to re-hold MDA. This study aimed to compose filariasis vulnerability zonation based on environmental and behavioral aspects in Pekalongan City. The observed environmental aspects were the location of shrubs, cattle pen and tidal flood. The surveyed behavioral aspects were applicating mosquito repellent and hanging clothes habits. Filariasis cases data were collected from health office. This was a descriptive quantitative study with spatial approach. The environmental and behavioral aspects were observed and surveyed in 6 urban villages (38 RWs) with 387 households as samples which were chosen with proportional random sampling. The instruments were checklist sheets, Global Positioning System (GPS), satellite imagery and GIS software. Data were analyzed with scoring, buffering and overlaying procedures. Results indicated some areas were categorized as highly vulnerable where shrubs, cattle pen, tidal flood and hanging clothes habit were present. It was concluded that all urban villages in this study had highly vulnerable RWs which are very potential for filariasis transmission. Applicating mosquito repellent habit was not potential aspect for controlling filariasis transmission in the studied areas.

Keywords
filariasis; environment; behavior; vulnerability zonation

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/nkdCGYKv4NWw


Greenhouse Gas Estimation of Plastic Waste Reverse Logistic Network System in Semarang City
Budi Prasetyo Samadikun*, Arya Rezagama, Bimastyaji Surya Ramadan, Pertiwi Andarani

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Corresponding Author
Bimastyaji Surya Ramadan

Institutions
Department of Environmental Engineering, Faculty of Engineering, Universitas Diponegoro, Semarang - 50275, Indonesia
*budisamadikun[at]gmail.com

Abstract
Plastic waste in Indonesia has become global issues, where Indonesia itself has been stated as the second plastic waste polluter in the world. Semarang City, as one of the major cities in Indonesia, is facing plastic waste problems. Reverse logistic network for plastic waste recycling seems to be used as alternative method to reduce the emissions of plastic waste recycling. In this study, the reverse logistic network of plastic waste is evaluated based on the estimation of greenhouse gases (CO2, CH4 and N2O) generated from recycling activities. The results showed that the largest GHG emissions came from plastic waste grinder (intermediates) for about 0.513 Tonne CO2eq/day. According to the calculations, the optimal number of recycling businesses is 224 units of scrap dealers, 358 units of small scale entreprises, 23 units of large scale entreprises, and 18 units of grinders. Total greenhouse gases produced from the 623 recycle business units are 0.932 Tonne CO2eq / day. Optimization of existing reverse logistics scenarios is needed to evaluate greenhouse gas emissions before and after optimization.

Keywords
Reverse logistic, plastic waste, recycling

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/wJb3Zn9vG4fq


Knowledge of Local Communities Affected by the Development of Geothermal Energy
Hasbullah Malau, Hidayatul Fajri, Pandhu Yuanjaya, Boni Saputra, Karjuni Dt Maani

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Corresponding Author
hidayatul fajri

Institutions
Universitas Negeri Padang, Universitas Negeri Padang, Universitas Negeri Yogyakarta, Universitas Negeri Padang, Universitas Negeri Padang

Abstract
Geothermal, in the global discourse, is said to be one of renewable and environmentally friendly energy. This has made the development of rapid progress in the last few years, one of them in Indonesia. Even so, the discourse is not well explored to the local community. Thus, they assume that geothermal energy is the same as other non-renewable energy and that it has an impact on their social acceptance. This study aims to determine the perception of local people about the development of geothermal energy, especially their perception of the sustainability of the surrounding environment. This research is a case study in South Solok Regency, Indonesia. We use a mixed-method namely survey and in-depth semi-structured interviews to get the views of local people about geothermal energy development. The results showed that local people have low knowledge of geothermal energy. This is caused by poor public communication by the government about the technology involved in the production of geothermal energy so that uncertainty about environmental and social impacts is a factor affecting the perception of local communities.

Keywords
Perception, Local Knowledge, Social Acceptance, Geothermal

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/8uWNeFanhBjR


Land Subsidence Prone Areas Identification in Yogyakarta City using Sentinel-1 Imageries
Farhan Makarim Zein, Iqbal Putut Ash Shidiq, Rokhmatuloh

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Corresponding Author
Farhan Makarim Zein

Institutions
Universitas Indonesia

Abstract
Yogyakarta is the city with the raising in population growth every year. Population growth demands more land and water consumption. Land-use changes from natural to a built-up area like residential or commercial areas will increase the load of the land and decrease the water infiltration area. The intensively land-use changes have been lowering the ground-water surface with an average rate of 30 centimeters per year. The increasing of land load and the lowering of the ground-water surface will have implications on land subsidence. This study aims to map and to estimate the rate of land subsidence in Yogyakarta City. This study used remote sensing technology, especially an active remote sensing system. An Interferometric Synthetic Aperture Radar (InSAR) technique applied form Sentinel-1 radar satellite imageries can show the location of land subsidence. The result from InSAR will be compared with data from other optical imageries to analyze the factor of the subsidence.

Keywords
Land subsidence, land-use changes, InSAR, Sentinel-1, spatial analysis

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/GQVDbFq3hJmB


Lung Capacity Determinant Tirtonadi Terminal Workers in Surakarta
Iwan Suryadi, Maria Paskanita W, Tyas Lilia Wardani, Ratna Fajariani, Siti Rachmawati

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Corresponding Author
Iwan Suryadi

Institutions
Universitas Sebelas Maret

Abstract
Abstract. Many factors affect the impaired lung function capacity. This study aims to look at the determinants of lung function capacity. The study was conducted at Tirtonadi Terminal. This study uses an observational design with a cross-sectional design. The population of workers was 54 people after the inclusion and exclusion criteria from the total population. a sample of 50 workers was taken using a random sampling technique. dust measurement based on SNI 16-7058-2004 uses a low volume sampler and is carried out at 06.00-10.00, 14.00-16.00. the measurement point is carried out at the west and east gates as the highest concentration of pollutants Measurement of lung function capacity using spirometry. Other variables were assessed using a questionnaire and a checklist sheet to determine the characteristics of the study respondents. The results showed significant levels of environmental dust, work area and use of significant masks with impaired lung function capacity with p-values = 0.003, 0.005 and 0.001. The use of masks during work must be a must for workers to protect from dust exposure which generally comes from motorized vehicles. Keywords: Environmental Dust Exposure, Lung Function Capacity

Keywords
15061990

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/vTY7WRX24yAL


Outdoor Thermal Comfort in Dukuh Atas Transit Oriented Development (TOD) Area, Jakarta
Andhy Bato Raya (a*), Hayati Sari Hasibuan (a)

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Corresponding Author
Andhy Bato Raya

Institutions
(a) School of Environmental Science, Universitas Indonesia, Jl. Salemba Raya No. 4, Jakarta, Indonesia

Abstract
One of the challenges in implementing the idea of Transit Oriented Development (TOD) around the Mass Public Transport System in tropical and humid regions is how to create comfortable outdoor thermal conditions for pedestrians. This study aims to model microclimate conditions and identify the level of thermal comfort in the main pedestrian pathway in the Dukuh Atas TOD area, Jakarta. Micro climate modeling and calculation of thermal comfort index based on Physiologically Equivalent Temperature (PET) using ENVI-met software.

Keywords
Thermal Comfort, Transit Oriented Development, urban micro climate

Topic
Environment, Health, and Safety

Link: https://ifory.id/abstract/ynzVpfTQkutC


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