نتایج جستجو برای: waste management systems

تعداد نتایج: 1980755  

2010
Keith A. Weitz Subba R. Nishtala Ranji Ranjithan Susan A. Thorneloe

Developing more efficient integrated MSW management plans necessarily involves complex decisions where tradeoffs between environment performance and cost and must be carefully analyzed. For instance, how does the cost and environmental performance of a MSW management system change if we include or exclude a specific material (e.g., glass, paper, plastic, metal) from our recycling program? And s...

2010
Hidefumi IMURA

The need for overall transformation of today's social, economic and technology systems has been advocated for realizing the "recycle society." With respect to the energy and material flows related to people's daily life, the waste management system plays an especially important role for promoting recycling: it governs the people's lifestyles and the reuse and recycle of municipal wastewater and...

Journal: :international journal of environmental research 0

the construction industry is a major consumer of new materials. given that material production for construction work accounts for a significant percentage of all energy consumed nationally in newly developing countries, it becomes vital that the construction industry strives to reduce waste at all stages of construction. however, the importance of these construction wastes in terms of types and...

2010
Vandana Mathur

Ecosystem is affected by uneducated, unplanned and ineffective waste management. The cycle of garbage generation and recycling is effective to make the cities environment more pollution free, clean, green and habitable for healthy living. In an effort to understand the dynamics of waste management and scope in Delhi & NCR the paper looked at the systems in place for collection and recycling of ...

2017
Sunil Kumar Stephen R Smith Geoff Fowler Costas Velis S Jyoti Kumar Shashi Arya Rena Rakesh Kumar Christopher Cheeseman

India faces major environmental challenges associated with waste generation and inadequate waste collection, transport, treatment and disposal. Current systems in India cannot cope with the volumes of waste generated by an increasing urban population, and this impacts on the environment and public health. The challenges and barriers are significant, but so are the opportunities. This paper repo...

Journal: :iranian journal of health sciences 0
nayyere poormollae sistan and baluchestan, department of environment, zahedan, iran. edris bazrafshan zahedan university of medical sciences, zahedan, iran. mahnaz nasrabadi department of environment, zahedan, iran

background and purpose: due to the lack of accurate statistics on the amount of waste generated in the energy production sector in zahedan, before any planning, one should identify all waste producing centers associated with the energy sector and also the quantity and quality of their waste in zahedan. materials and methods: this research is a cross-sectional descriptive study. it examined the ...

Journal: :international journal of hospital research 2013
marzieh javadi shandiz moslehi maryam yaghoubi faezeh seirani meshkat abbasi

background and objectives: hospitals usually generate large amounts of hazardous waste. if not managed properly, hospital waste can pose threats to public safety and damage the environment. waste minimization is a waste management approach that focuses on reducing the amount and toxicity of hazardous wastes. this study pursues a two-fold purpose: 1) to gain insight into hospital waste minimizat...

Mostafai, GH, Motaghi, M, Salmani, J,

  Introduction : Hospital waste always has been tallied as one of the important path for environmental contamination. Technology improvement and growth of population, eventually increases the hospital waste products, besides inadequate management could place healthcare workers, patients, communities and their environment at risks.   Objective : The aim of present study was valuatio...

Maryam Morakabatchian , Mehdi Mokhtari , Mohammad Reza Barzegar , Seyed Ali Almodaressi ,

Introduction: Optimization of waste collection systems can reduce waste management costs. In this study, optimization of the waste collection system of district 3 of Yazd municipality of Iran has been investigated using underground containers. Materials and Methods: In this research, after collecting information and performing field inspections, the statistical and raster information obtained ...

2014
Debishree Khan S. R. Samadder

Uncontrolled growth of the urban population in developing countries in recent years has made solid waste management an important issue. Today municipal solid waste management (MSWM) is one of the most challenging issues in urban cities, which are facing a serious pollution problem due to the generation of huge quantities of solid waste. This results in development of environmentally sustainable...

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