WWF scientists have developed data and maps of the world's rivers that provide valuable information about where streams and watersheds occur and how water drains the land surface. Washington, DC – A ...

Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers could have dramatic global consequences.

A recent study has uncovered a long-forgotten landscape hidden beneath the vast expanse of Arabia’s Empty Quarter—one of the ...

The map was created when the world was being led by the Neo-Babylonian ... which cross this rectangle are said to be the Euphrates River. Other cities and kingdoms like Assyria, Der, and Urartu ...

and Danxia sandstone landforms in the alpine zone include some of the best of their type in the mountains of the world. Criterion (ix): The dramatic expression of ecological processes in the Three ...