In my dream, I used to see the scene - a prehistoric waterfall with vertical trees, and dinosaurs by the stream - a fascinating scenery. And I tried to recreate it. It is very beautiful, isn't it? How ...
A Faith Fitzpatrick, research hydrologist at the U.S. Geological Survey's Wisconsin Water Science Center: It basically takes four things to make a waterfall. The first one is, of course, water. Second ...
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