| 摘 要： | The quantity and variety of wastes in the world have been increasing.Although many countries have conti-nuously made studies on the proper disposal and recovery of wastes,the effective and efficient treatment methodto deal with wastes has not yet been found.Air,soil,water sources,eco—systems and human health have beenadversely affected.This article,through some selected country cases,introduces the state of disposal of urban andtoxic wastes,waste water and oil,recovery of waste paper,aluminium,iron and plastics and the developmenttrend.
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