Thursday, April 30, 2009

Rainforests at risk

Forests are important.Scientists think that about ten million types of wildlife live on Earth.The rainforests are home to nearly two-thirds of these wildlife.We should save forests because they are home to many animals and they also release so much water into the air that the affect the climates of the tropics.Plants' roots draw up water from the ground.Most of the water evaporates from the surface of the leaves and mixes with the air.This helps form rain clouds.

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