Why can a heavy rain shower cause a large amount of erosion in a desert area?

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

How does central place theory explain patterns in the size and distribution of cities?

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.