Waste metals in the form of metal oxide (hydroxide) sludges are generated in significant amounts by the metal finishing industries, and their accumulations pose problems for disposal and challenges for recycle. The availability of technically feasible efficient separations of metals such as nickel, cobalt, chromium, cadmium, copper, tin, zinc, lead, manganese, molybdenum, and titanium from plat...

OBJECTIVE The objective was to investigate factors that affect the efficient management of solid waste produced by commercial businesses operating in the city of Pretoria, South Africa. METHODS Data was gathered from 1,034 businesses. Efficiency in solid waste management was assessed by using a structural time-based model designed for evaluating efficiency as a function of the length of time ...

Landfill leachates are potential threats for environmental degradation. This study was conducted to determine the leachate quality, to identify the dominant pollutants and to evaluate the leachate pollution potential of an active and closed dumping ground of an uncontrolled municipal solid waste landfill site in Kolkata, India using leachate pollution index. The results of the physico-chemical ...

landfill is one of the primary methods for urban solid waste disposal. in order to reduce theenvironmental adverse effects and to protect the public health and human welfare, evaluating the landfill isutmost importance. in this research work evaluation procedure for the current condition of ahvaz city urbansolid waste landfill site with criteria of local screening method (lsm) is outlined. in t...

This study compares, from an environmental point of view, different alternative scenaria for the management of municipal solid waste generated in a city of 1.000.000 citizens. Three integrated solid waste management scenaria are developed. Each of these alternatives includes the recycling of part of the recyclable MSW at the source, the collection of MSW in bins, the gathering of MSW from bins,...

As traditional methods of municipal solid waste management (MSWM) become increasingly expensive due to increased regulation, many local governments are considering cooperation as a waste management strategy. A theoretical model of cooperation is developed in which cooperation decisions are made as part of a dynamic cooperation process where individual units use their own characteristics and cha...

Municipal solid waste management (MSWM) is a challenging issue of urban development in developing countries. Each country having different socio-economic-environmental background, might not accept a particular disposal method as the optimal choice. Selection of suitable disposal method in MSWM, under vague and imprecise information can be considered as multi criteria decision making problem (MC...

Alexandria Governorate contracted an international company in the field of municipal solid waste management for the collection, transport and disposal of municipal solid waste. Construction and operation of the sanitary landfill sites were also included in the contract for the safe final disposal of solid waste. To evaluate the environmental impacts associated with solid waste landfilling, leac...