نتایج جستجو برای: waste generation

تعداد نتایج: 432561  

Journal: :Waste management 2009
M Núñez R García-Lozano P Boquera X Gabarrell J Rieradevall

Events like trade fairs are a complex service activity with a considerable economic, social and environmental impact due, among other factors, to their high level of waste generation. There are few studies of the environmental impact associated with waste generation and typology. An environmental analysis methodology has been developed to characterise the waste associated with the temporary str...

2014
Trynos Gumbo

The three processes of urbanization, industrialization and globalization are positively correlated with municipal solid waste generation and energy consumption in global urban centers. Heavy reliance on fossil fuels in most world cities has contributed not only to global warming and climate change, but also to astronomical increases and volatility in the prices of energy sources. Africa has suf...

Journal: :Environmental science & technology 2010
Jinglei Yu Eric Williams Meiting Ju Yan Yang

Electronic waste (e-waste) has emerged as a new policy priority around the world. Motivations to address e-waste include rapidly growing waste streams, concern over the environmental fate of heavy metals and other substances in e-waste, and impacts of informal recycling in developing countries. Policy responses to global e-waste focus on banning international trade in end-of-life electronics, t...

Journal: :محیط شناسی 0
افسانه فضیلی کارشناس ارشد مدیریت، برنامه ریزی وآموزش محیط زیست،دانشکدة محیط زیست دانشگاه تهران اسماعیل صالحی استادیار، مدیریت و برنامه ریزی دانشکدة محیط زیست، دانشگاه تهران محمد علی عبدلی استاد، مهندسی محیط زیست دانشکدة محیط زیست، دانشگاه تهران حمیدرضا جعفری دانشیار دانشکدة محیط زیست، دانشگاه تهران مژگان شیخ پور کارشناس ارشد زیست شناسی، دانشکدة زیست شناسی، دانشگاه تهران

this study by the first, was carried out to evaluate and comparing disposal waste management in karaj's hospitals in 1387. interview and observation methods were used to collect data and the study tool was a questionnaire. data were analyzed by the spss, using chi-square and t-test. regarding the condition of infectious waste generation, 64% of the hospitals had a good grade. source separa...

2016
Hongyun Han Sheng Xia

This paper examines how and to what degree government policies of garbage fees and voluntary source separation programs, with free indoor containers and garbage bags, can affect the effectiveness of municipal solid waste (MSW) management, in the sense of achieving a desirable reduction of per capita MSW generation. Based on city-level panel data for years 1998–2012 in China, our empirical analy...

2013
Osamu Saito

A survey of the tourism industry on the island of Hawaii (the Big Island) in the state of Hawaii in the United States was conducted to collect baseline information on major resources (energy, food, and water consumption) and waste generation from five tourism sectors: accommodations, food and beverages (restaurants), golf courses, tourism services (tours), and rental cars. The questionnaire was...

Journal: :Waste management 2009
L Jaillon C S Poon Y H Chiang

As Hong Kong is a compact city with limited available land and high land prices, the construction of high-rise buildings is prevalent. The construction industry produces a significant amount of building waste. In 2005, about 21.5 million tonnes of construction waste were generated, of which 11% was disposed of in landfills and 89% in public filling areas. At the present rate, Hong Kong will run...

Journal: :international journal of civil engineering 0
p. alimohammadi iran university of science and technology n. shariatmadari iran university of science and technology m.a. abdoli tehran university h. ghiasinejad tehran university a. mansouri iran university of science and technology

hydrologic evaluation of landfill performance (help) model is one of the most accepted tools to simulate the hydrological attributes of landfills. although some major deviations from real values has been reported about the calculated results for leachate generation by help model but other researchers and/or engineers in practice have used it in some places to estimate amount of leachate produce...

Journal: :Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA 2009
Yan Zhao Hong-Tao Wang Wen-Jing Lu Anders Damgaard Thomas H Christensen

With the purpose of assessing the environmental impacts and benefits of the current municipal solid waste management system and two modified systems, EASEWASTE, a life-cycle-based model, was used to evaluate the waste system of Hangzhou city in China. An integrated model was established, including waste generation, collection, transportation, treatment, disposal and accompanying external proces...

Journal: :محیط شناسی 0
محمد علی عبدلی

landfilling is an ultimate fate of any municipal solid waste management system, and it is a no alternative choice for disposal of municipal solid waste. the major environmental concerns associated with landfilling of wastes are related to the leachate generation and eventual discharge of leachate into the environment. leachate quality is formed due to aerobic and anaerobic processes taking plac...

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