Each day, 15,000 tons of sludge solids are removed from U.S. wastewater treatment plants. A combination of events has caused disposal of this sludge to build up to a major problem for an increasing number of communities. Municipal sanitary wastewater contains about 0.35 pounds of dry solids per person per day. Added to this load are various commercial and industrial wastes. Ever-greater quantit...

Waste disposal is one of the pressing problems.Millions of tons of municipal solid waste, hazardous/industrial wastes and agricultural wastes are handled daily throughout municipal areas. Each municipality confronts great challenges in disposing of its wastes in an efficient, cost effective and environmentally safe manner.Landfills in metropolitan areas are becoming full, and new ones are more ...

Abstract Purpose: This study aims to estimate households' willingness pay (WTP) in the Mekong River Delta for improvement of solid waste (SW) management and identify factors influencing program. Then, based on results, this research proposed some policy implications better SW management. Research methodology: The employed both Contingent Valuation Methodology - CVM parametric non-parametric app...

A wide variety of waste bioresources are available on our planet for conversion into bioproducts. In the biological systems, microorganisms are used to utilize waste as an energy source for the synthesis of valuable products such as biomass proteins and enzymes. The large quantities of byproducts generated during the processing of plant food involve an economic and environmental problem due to ...

An appropriate solid waste disposal has been a major problem in municipal environment. The use of landfills is the most economical and environmentally acceptable method for the disposal of solid waste all over the world. The analysis of spatial data and consideration of regulation and accepted criteria are part of the important elements in the site selection. The aim of this paper is to show ho...

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...

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...

the main objective of this investigation was to achieve a clear pattern of solid waste collection and disposal in selected hospital and health care establishments in certain cities of tehran province. this study was done in more than 82 percent of all hospitals with 3017 beds during the year 1996. solid waste produced per bed was evaluated to be 2.87 kg per day which was 8670 kg per day, for al...

BACKGROUND Environmental and health-related effects of solid waste material are considered worldwide problems. The aim of this study was to assess the volume and impact of Arab scientific output published in journals indexed in the Science Citation Index (SCI) on solid waste. METHODS We included all the documents within the SCI whose topic was solid waste from all previous years up to 31 Dece...

This paper presents a social efficiency analysis of mandatory deposits on beverage containers. Five kinds of resource effects are identified, evaluated and added up: (1) litter (both pickup and “eyesore” costs) ; (2) solid waste collection; (3) container costs; (4) production and distribution costs; and (5) consumer convenience. It is shown that the desirability, on efficiency grounds alone, of...