نتایج جستجو برای: active waste

تعداد نتایج: 519462  

2009
Mike Flanagan

There are numerous active and abandoned waste sites in the US and worldwide. Post‐closure development of these sites is desirable from an environmental, societal and economical perspective. However, the post‐closure development of landfills presents many challenges. A major challenge is the generally soft nature of the municipal solid waste (MSW) and the high pote...

2016
Agata Zemleduch-Barylska Gabriela Lorenc-Plucińska

The tannery industry is a major source of anthropogenic chromium (Cr) contamination due to the large amounts of solid waste produced and its problematic management. The unique composition of tannery waste, usually high concentrations of Cr and other metals as well as organic matter and nutrients, makes it a great risk for soil and water environment but also a possible effective fertilizer for n...

Journal: :Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA 2012
David C Wilson Ljiljana Rodic Anne Scheinberg Costas A Velis Graham Alabaster

This paper uses the 'lens' of integrated and sustainable waste management (ISWM) to analyse the new data set compiled on 20 cities in six continents for the UN-Habitat flagship publication Solid Waste Management in the World's Cities. The comparative analysis looks first at waste generation rates and waste composition data. A process flow diagram is prepared for each city, as a powerful tool fo...

2015
Manuela Carchesio

In an urban or suburban area, the sustainability of a waste management process is expected to be closely related to the territorial context and the local citizens’ behaviour. From this perspective, the implementation of the peculiar proximity waste collection system in a small town in Central Italy (San Costanzo) was considered. As compared to the previous road collection system in the same mun...

2014
Hassan Taghipour Taher Mohammadyarei Mohamad Asghari Jafarabadi Ahmad Asl Hashemi

Treating hazardous-infectious medical waste can be carried out on-site or off-site of health-care establishments. Nevertheless, the selection between on-site and off-site locations for treating medical waste sometimes is a controversial subject. Currently in Iran, due to policies of Health Ministry, the hospitals have selected on-site-treating method as the preferred treatment. The objectives o...

2015
Dongming Liu Mingxiao Li Beidou Xi Yue Zhao Zimin Wei Caihong Song Chaowei Zhu

Composting is an appropriate management alternative for municipal solid waste; however, our knowledge about the microbial regulation of this process is still scare. We employed metaproteomics to elucidate the main biodegradation pathways in municipal solid waste composting system across the main phases in a large-scale composting plant. The investigation of microbial succession revealed that Ba...

Journal: :international journal of occupational and environment medicine 0
r nabizadeh department of environmental engineering, school of public health, center for environmental research, tehran university of medical sciences, tehran, iran h faraji department of environmental engineering, school of public health, center for environmental research, tehran university of medical sciences, tehran, iran aa mohammadi department of environmental health engineering, neyshabur university of medical sciences, neyshabur, iran

background: waste produced in dental clinics has been the topic of investigations for many years. these waste materials have important health impacts and are hazardous to humans and the environment. objective: to investigating solid waste production and its management in dental clinics in gorgan, northern iran. methods: in this cross-sectional study, 45 of 143 public dental practices and 5 of 2...

Journal: :Chemosphere 2012
Gustavo Solorzano-Ochoa David A de la Rosa Pablo Maiz-Larralde Brian K Gullett Dennis G Tabor Abderrahmane Touati Barbara Wyrzykowska-Ceradini Heidelore Fiedler Todd Abel William F Carroll

Open burning for waste disposal is, in many countries, the dominant source of polychlorinated dibenzodioxins, dibenzofurans and biphenyls (PCDD/PCDF/PCB) release to the environment. To generate emission factors for open burning, experimental pile burns of about 100 kg of household waste were conducted with emissions sampling. From these experiments and others conducted by the same authors it is...

Journal: :iranian journal of public health 0
a ahsan m alamgir nn nik daud

background: developing cities like khulna, the third largest metropolitan city in bangladesh, have now begun to confess the environmental and public health risks associated with uncontrolled dumping of solid wastes mainly due to the active participation of non-governmental organizations (ngos) and community-based organizations (cbos) in municipal solid waste (msw) management. methods: a survey ...

Journal: :محیط زیست طبیعی 0
معصومه آریایی دانشجوی کارشناسی ارشد محیط زیست، دانشکده منابع طبیعی، دانشگاه تهران، ایران امیرحسین حمیدیان استادیار گروه محیط زیست، دانشکده منابع طبیعی، دانشگاه تهران، ایران

the management of hospital wastes is of high importance, because of their infectious and hazardous potential. this is a cross-sectional study based on questionnaire, interview, observation and meetings performed in major mashhad hospitals in 2009. weight and per capita waste production were determined. moreover, the status of production, separation, storage, collection, treatment, transportatio...

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