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Rainforests ara very important in the ecology of Earth.They are tropical and they get a lot of rain.The climate is always wet.There is only a short dry season.Rainforests are usually near the equator and they are 6% of the Earth's surface.More than half of the world's plant and animal species live in these forests.Some food in our houses come from the rainforests.We make 25% of our medicine from the plants in these forest.