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12.939  Articles
1 of 1.295 pages  |  10  records  |  more records»
Electronic waste, also known as e-waste, is the fastest growing waste stream in South Africa, and poses a serious environmental risk if mismanaged. Through appropriate recycling processes and the recovery of raw materials such as gold and copper, e-waste ... see more

Electronic waste, also known as e-waste, is the fastest growing waste stream in South Africa, and poses a serious environmental risk if mismanaged. Through appropriate recycling processes and the recovery of raw materials such as gold and copper, e-waste ... see more

One of the obstacles faced in school is the low motoric skills of students in recycling waste meanwhile the motoric skills are one of the learning outcomes that must be developed. The purpose of this research was to improve students' motoric skills in rec... see more

The purpose of this study is to analyse the attitudes of prospective science, elementary school and social sciences teachers who will provide environmental education in elementary and secondary schools in the future towards solid wastes and recycling in t... see more

Over the years, treatment of tannery waste-Water put a considerableburden on the total cost of production, be it pickled, in wet-blue, crust orfinished leather. After 1980 a very stringent regulation has been imposed on thequality and purity of the waste ... see more

The possibility of recovering discarded materials and selling them for revenue leads many individuals worldwide to engage in waste collection. This situation is observed in New York City, where waste pickers collect discarded beverage containers in the st... see more

At present, specialists in all fields increasingly focus their attention on meeting the major objectives of sustainable development represented by the rational use of material and energy resources and the reduction of pollution. In this context, the const... see more

The total quantity of wastes generated by metallurgical industry continues to grow. The storage of these wastes involves: occupying large areas of land; pollution potential of all environmental factors; expenses related to land storage etc. In order to el... see more

Poly (ethylene terephthalate) (PET) waste bottles were recycled to prepare RPUFs (rigid polyurethane foams) by using propylene glycol (PG) in different glycol/polymer molar ratios. The glycolysis products were characterized, after that, they reacted with ... see more

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