It will take days for major floodwaters to work their way south through the Mississippi. Flooding will persist through April.

The river is threatened primarily by FEMA's uncertain future, said American Rivers, an environmental group based in ...

After unleashing dozens of destructive tornadoes, a slow-moving storm system dumped heavy rain across the U.S. Midwest and ...

The list calls attention to the threats rivers face and prioritizes those for which the public can influence policies that affect their well-being.