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建立人际资源圈Wetlands
2013-11-13 来源: 类别: 更多范文
Wetlands
When most people think of wetlands the first thing that will pop into their mind will be visions of swamps and flooded plains. These marshy lands would seem to have no purpose, while in reality they are the most precious forms of ecosystem that we have in America. Wetlands contribute to biodiversity, clean water, flood control, and provide a habitat for millions of species of plants and animals. Even with all this wetlands still face mass destruction, much like the rain forests they are just as productive and face similar rates of devastation (Mitchell, J. (1992, October). Our Disappearing Wetlands National Geographic, Pg 15).
It really is hard to get someone passionate about a mosquito-infested piece of swamp that seems just to be there to take up space and look bad. This is why too many people to prevent their destruction do not back wetlands. The main causes of wetland devastation are all linked to man. Pollution, construction, and farming are what are destroying 300,000 acres of wetlands each year (David Allen, J 1995 Pg. 24). Pollution is one of the most potent forms of destruction in that a small amount can cause such damage to a wide variety to
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