Human activity has a great impact on waterways. Decreased amounts of vegetation leads to erosion of water banks. Increased fertilizer and nutrients levels in water from agriculture, sewage, and industry lead to the formation of algal blooms and subsequent decrease in other aquatic organisms.
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I don't know precisely but the distance from the equator to the pole is 10,000 km
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climate change, deforestation, and environmental pollution pose a serious threat its future. Solar solutions to energy use, habitat restoration, and clean water systems are just some of the issues covered by Aid for Africa members.
