نتایج جستجو برای: solid waste composition

تعداد نتایج: 509335  

Journal: Pollution 2019

Municipal solid waste landfills are significant parts of anthropogenic greenhouse gas emissions. The emission of significant amount of landfill gas has generated considerable interest in quantifying such emissions. The chemical composition of the organic constituents and potential amount of landfill gas that can be derived from the waste were determined. The chemical formulae for the rapidly bi...

2015
Matthew Franchetti

The purpose of this paper is to study the impact of ISO 14001 and other significant factors on solid waste generation rates of organizations. The research is based on a survey conducted on a random sample of industrial companies that operate in United States. The paper reveals that companies’ solid waste generation rates are significantly reduced by certification and identifies several factors ...

Journal: :تحقیقات نظام سلامت 0
امیر حسین نافذ دانشجوی دکترای مهندسی بهداشت محیط، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران مهناز نیک آئین دانشیار گروه مهندسی بهداشت محیط ، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران مریم حاتم زاده کارشناس میکروبیولوژی، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران بی بی فاطمه نبوی کارشناسی ارشد مهندسی بهداشت محیط، مرکز تحقیقات محیط زیست دانشگاه علوم پزشکی اصفهان، اصفهان، ایران اکبر حسن زاده مربی، گروه آمار و اپیدمیولوژی، دانشکده بهداشت و مرکز تحقیقات محیط زیست دانشگاه علوم پزشکی اصفهان، ایران

background: monitoring of indicator and pathogenic microorganisms is essential for proper composting. the aim of this study was to evaluate the change in population of coliform bacteria and salmonella spp. in composting process of municipal wastes and after its application on soil. methods: the samples were taken from each raw waste pile, initial pile, and active phase pile, cooling phase pile ...

Journal: :international journal of environmental research 0
p. hyun il general manager, institute of technology, samsung c & t, 23th fl., samsung corp. bldg. 1321-20, seocho2-dong, seocho-gu, seoul, korea p. borinara assistant professor, department of technology, illinois state university, normal, il 61709 usa k.d. hong principal researcher, research center, kepri, kepco. daejon-si, korea

geotechnical investigations of waste fills are rarely undertaken, and consequently the geotechnical community has little knowledge of their engineering properties. in this study, a geotechnical testing program was conducted to evaluate the engineering properties of old municipal solid waste sampled in whamyung msw landfill site, busan, korea. the conducted tests included water content, specific...

Journal: :international journal of environmental research 2012
m.a. abdoli a.r. karbassi r. samiee-zafarghandi zh. rashidi s. gitipour

tehran has a population of over 12 million and produces more than 7500 tons of waste every day. tehran’s municipal solid waste is processed and landfilled at kahrizak disposal center. due to inappropriate waste management, a lake with a leachate volume of 180,000m3 has been formed. to solve this problem a leachate treatment plant is currently under construction. a byproduct of leachate treatmen...

Journal: :international journal of environmental research 2010
j.t. nwabanne o.d. onukwuli c.m. ifeakandu

a study of the biokinetics of anaerobic digestion of municipal solid waste (msw) was carried out using anaerobic batch digester. from the experimental results, the kinetic parameters (coefficient values) of the digestion of the msw were determined. the maximum rate of substrate utilization (k), saturation constant (ks), endogenous decay coefficient (kd), biomass yield or microbial growth yield ...

Journal: :international archives of health sciences 0
a. mazaheri tehrani “social determinants of health (sdh) research center” and “environment health department, health faculty”, kashan university of medical sciences, kashan, iran gh. hosseindoost “social determinants of health (sdh) research center” and “environment health department, health faculty”, kashan university of medical sciences, kashan, iran m.b. miranzadeh post address: faculty of environment health, kashan university of medical sciences, qotbe ravandi boulevard, kashan, iran

abstract aims: increasing of the population and development of urban areas, has led to solid waste generation increasing which is one of the problems and difficulties that put human and environmental health in danger. the aim of present study was to determine the knowledge and attitude level of kashan university of medical sciences’ students about solid waste recycling. instrument & methods: th...

Journal: :pollution 2015
yohannes tefera damtew biniyam negussie desta

municipalities in developing countries spend the highest proportion of their annual budget on unsatisfactory solid waste management service. until recently, solid waste management services in ethiopia were mainly the responsibilities of municipalities, which culminated in inadequate service provision. thus, the integration of micro and small enterprises (mses) by the government has recently bei...

Municipal solid waste landfills are significant parts of anthropogenic greenhouse gas emissions. The emission of significant amount of landfill gas has generated considerable interest in quantifying such emissions. The chemical composition of the organic constituents and potential amount of landfill gas that can be derived from the waste were determined. The chemical formulae for the rapidly bi...

1998
Kelly H. Tiller William M. Park

This paper identifies instituional arrangmenets and characteristics which either facilitate or impede regional cooperation in municipal solid waste management. The research draws upon an examination of five solid waste regions formed in Tennessee in 1992 in response to state legislation requiring development of comprehensive solid waste management plans. Characteristics and institutional arrang...

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