transform. These move the plates in various directions causing the continents to form valleys, mountains, volcanos, islands, hot spots, and earthquakes.
Another way to shape the landscape is through human interference. Man’s search for the nonrenewable resource, coal, has led him to dig into the mountaintops of the Appalachian Mountains. This, in turn, has led to adverse consequences in the mountain stream ecosystem.
Science asks the questions why, and how can a given situation be improved.…
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