Water is a necessary condition for the survival and reproduction of birds Humans and birds provide food and energy, and regulate the climate and maintain life The ecological balance of the biosphere also plays an important role.
1970, East Sea of England There are tens of thousands of dead birds floating, and hundreds of thousands of birds are found on the Dutch and British coasts every year Seabirds died because the sea water was polluted by oil.
Thus, soil and water pollution It brought great disaster to birds. The presence of many harmful pollutants in the environment The amount is small, but it can be enriched in organisms through the food chain of the ecosystem Set.
翻译：
水是鸟类生存、繁衍的必要条件水域生态系统不仅是人类和鸟类提供了食物和能量，而且在调节气候、维持生物圈的生态平衡方面，也起着重要作用。
1970年，英国东海面漂浮着几万只死鸟尸体，荷兰和英国海岸每年都有几十万只海鸟因海水被石油污染而死亡。
由此可见，土壤、水体污染给鸟类带来惨重的灾难。许多有害的污染物质在环境中的含量及微的，但是经过生态系统的食物链，可以在生物体内富。
集。water pollution
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