The answer is a
As when the forest has been cleared there is nothing to reduce the amount of rain from hitting the soil, the rain washes away all the nutrients and sometimes even soil.
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Once the rivers cross the fall lines it typically manifests with the occurrence of rapids and waterfalls. A fall line represents a geomorphologic break that changes the border lines between a higher situated region made out of relatively hard crystalline basement rock and a coastal plain made out of softer sedimentary rock.
Answer:
The Act 31 requirements were designed to provide Wisconsin's students with instruction in American Indian Studies because of its academic appropriateness and its potential to serve as a positive force with which to combat misunderstanding and social unrest....
Not sure about it...
Sorry if it's wrong
They are common near the shores and in most wetlands