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Great Salt Lake, Utah
Great Salt Lake's water level fluctuates dramatically due to seasonal shifts in inflow water volume and the rate of evaporation. The Utah lake is a closed basin with no outlet for water, so floods like those of the mid-1980s can be severe and destructive.
Photograph by Jim Richardson

Floods

The enormous power of moving water can be a force of both destruction and renewal. See images of flooding from around the world.