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Tuesday, January 8, 2008

How do fertilizers and pesticides harm the sea?


How do fertilizers and pesticides harm the sea?

Fertilizers cause tiny sea creatures called plankton to grow rapidly. This plankton can be poisonous, and when it is present in large numbers, it covers the surface of the sea like a slimy blanket. The blanket of slime bocks the light needed for the growth of sea plants. Pesticides can poison fish and cause grave damage to other forms of sea life too.

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