Ocean drainage basin map of South America Robert Szucs / Grasshopper Geography The maps display the natural river courses shaped by topography, but other factors such as human activity also ...

After months of stalemate, glimmers of hope have emerged for consensus on a new plan to manage the shrinking Colorado River.

Colorado River Basin ranks among the world’s most water-stressed regions, ... “When I put the results on a map, the first thing I saw was the Colorado River Basin,” said Samantha Kuzma, ...

New research gives a rare look at climate attitudes of Mississippi River basin residents and the relationship they have — or don't have — with one of the world's most important rivers. The ...