The nearly 3 million rivers that weave across the world are experiencing rapid and surprising changes, with potentially drastic implications for everything from drinking water supplies to flood risks, ...

The global river crisis is worsening. Learn about the causes behind the decline of vital waterways and their significance.

Global map of the GRIT network. The network is shown for all reaches wider than 30 m as well as their downstream segments. The width is scaled by partitioned drainage area here for visualization ...