چکیده :

Keeping Natural environment and all God gifts for human being which exists in vast amount on the earth is one of the fundamental principles for saving human and all creature life on earth. One important part of this duty is controlling the solid wastes which have important role in the new era of sciences based on economic health. This article will attempt to illustrate the importance of the problem, recognition and classification of the waste, collection, transportation and excretion of them. Based on the surveys have been done so far, generally the holding of the wastes are done in non- standard and insanitary methods and include many variety ways which have made big problems in the urban regions. Based on the surveys in a particular region in Aras free region, there are a few households which put their wastes in plastic bags and then put them in special dust bins. The rest of them put their wastes in inappropriate plastic bags with various colours or keep directly them in unsanitary containers such as tins, cartons, empty buckets and inappropriate bins and so on.

کلید واژگان :

Clean development mechanism greenhouse gases, Kyoto protocol.



ارزش ریالی : 300000 ریال
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