What Exactly Is an Atmospheric River? Think of atmospheric rivers as narrow regions in the atmosphere that transport water ...

The water pressure of a river can cut deep into a riverbed. Sediments from the riverbed are carried downstream, creating a deep, narrow channel. This process, known as downcutting, represents the ...

Add Yahoo as a preferred source to see more of our stories on Google. San Antonio Public Works crew members clear out debris in the drained out riverbed along the San Antonio River Walk on Saturday, ...