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  1. The whole world faced with the serious greenhouse effect recent years, the whole world faced with the serious greenhouse effect , the...

  2. ... the marine life 4) Fells the pavilion wood unceasingly、forms the greenhouse effect 5)The carrying out environmental protection education、strengthens...

  3. ...temperate regions.[1] More recent significant effects of land use include urban sprawl, soil erosion, soil degradation...major anthropogenic sources of carbon dioxide, a dominant greenhouse gas.[3] It has also been ...