传染
发表于 2025-3-26 23:37:36
Water pollution,he beginning of history it has been the key to civilisation and development. It is the largest single controlling factor in the growth of population. The available water supply is a boundary line beyond which no society or nation, agricultural or industrial, can go. Perhaps no greater conservation p
勋章
发表于 2025-3-27 04:34:10
Bioremediation: A practical solution to land pollution,ariety of synthetic organic chemicals (xenobiotics) which enter our environment by way of leakages or spillages from pipes and tanks; deposition of airborne emissions; storage and disposal of raw materials or unwanted wastes and residues (for example, sludge lagoons, mixed landfills, slag areas, etc
Meditative
发表于 2025-3-27 08:13:52
The economics of pollution,ewable natural resources, conservation of living species and resources, and the choice of policy to achieve environmental ends. It is now a huge subject (for a survey see . and for the standard textbooks see . and .).
Jejune
发表于 2025-3-27 12:22:42
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直言不讳
发表于 2025-3-27 17:29:52
Plastics,ods packaged in plastic. At home, at work or in the car, if we stop for a moment and look around we will see examples of plastics in use. The ‘dustbin’ is made of plastic as is the waste bin in the kitchen. Washing up liquid is contained in a plastic bottle that serves to store and dispense the liqu
翅膀拍动
发表于 2025-3-27 21:41:53
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博识
发表于 2025-3-28 00:12:07
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胆小鬼
发表于 2025-3-28 03:19:20
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Inveterate
发表于 2025-3-28 08:53:40
Bioremediation: A practical solution to land pollution, water bodies. Although the majority of polluted sites have been identified in the United States, the European continent and the United Kingdom, few (if any) such records exist for most Third World countries where numerous uncontrolled waste disposal sites represent a critical problem. In addition,
doxazosin
发表于 2025-3-28 11:40:12
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