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land is a valuable, natural resource in south america. how has 40% of the land being covered by tropical rainforests affected the way humans interact with their environment in south america?

The 40% of the land being covered by tropic rainforests affect human's environment in South America. It provides rivers and tributaries that bring water to the people. The water is also used for crops. They can grow lots of food and grow their economy. The rain forest also provides medicine. Due to expanding crops and cattle grazing the rain forest is getting smaller. This will in time affect the people in South America.

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