نتایج جستجو برای: landfill sitting
تعداد نتایج: 16171 فیلتر نتایج به سال:
Shortage of land for waste disposal and inappropriate landfill site is one of the biggest problems in most of large urban areas. Therefore more efforts are needed to overcome this problem. Most of the landfill sites in Palestine are selected randomly, and waste is burned and not treated, which impacts nature and human. The main aim of this research is to determine a suitable landfill site with ...
In developing countries land-filling is the most common form of waste management that is practiced. Landfills are known to be anthropogenic sources of air pollutants that have a negative impact on both environmental and human health. People who work on landfill sites are particularly at risk of adverse health effects associated with the inhalation of hazardous air pollutants (HAPs), such as vol...
Although phased out of many residential uses in the United States, the disposal of CCA-treated wood remains a concern because significant quantities have yet to be taken out of service, and it is commonly disposed in landfills. Catastrophic events have also led to the concentrated disposal of CCA-treated wood, often in unlined landfills. The goal of this research was to simulate the complex che...
Landfill leachates are often treated on-site before disposal to municipal wastewater treatment plants, although variations in leachate composition and organic loading continue to have negative impacts on downstream treatment processes. Leachate samples were collected from four landfills both before and after on-site treatment to evaluate the extent of biological treatment. The samples vary in a...
During 2000, the estimated quantity of solid waste generated in Delhi, India was more than 9000 tones per day. This is one of the biggest sources of environmental degradation in capital city of India. Since 1950's over 12 large landfill have been packed with all kinds of nonbiodegradable and toxic waste of Delhi. The area covered is at least 1% (14.83 square kilometer) of total Delhi's area. Al...
Municipal Solid Waste (MSW) is complex refuse consisting of various materials with different properties. Some of the components are stable while others degrade as a result of biological and chemical processes. Leachate resulting from this is hazardous pollutant to the soil and ground water underlying. Leaching of this leachate and heavy metals into the soil leads to the contamination of both so...
A combined household/industrial landfill in a humid and cold temperate climate was characterised with respect to its chemical composition. Cores taken at three randomly chosen sites on the landfill and at different depths at each site were analysed. Carbon, nitrogen and pH were measured by standard laboratory methods. The chemical elements analysed included metals and the non-metals B, P and S....
Estimating odor emissions from landfill sites is a complicated task because of the various chemical and biological species that exist in landfill gases. In this study, the relative concentration of ethanol and other odorous compounds emitted from the working surface at a landfill in China was analyzed. Gas sampling was conducted at the landfill on a number of selected days from March 2012 to Ma...
Abstract Background and purpose: Urban developments and population growth have dramatically increased all kinds of municipal solid waste (MSW) generation. Hence, treatment and disposal of municipal waste is one of the main concerns in urban environmental management. The aim of this study was to determine suitable locations for landfill based on environmental criteria using Boolean and Weight...
Background & objectives: Increasing solid waste has made waste management an important challenge in developing countries. The purpose of this study is to comparative evaluation of the application of incineration technologies and other waste disposal methods in Iran using the Analytical Hierarchy Process (AHP) in 2019. Methods: In this descriptive-applied research, after making a hierarchy, the...
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