Rivers start in mountains, join other streams as they flow downhill, then channel into an open ocean or lake. Right? Well, ...

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

A river is a moving body of water that drains the land. If there is lots of rainfall, or snow or ice melting, rivers sometimes rise over the top of their banks and begin to flow onto the ...

The Three Parallel Rivers Property is composed of 15 different protected areas which have been grouped into eight clusters, each providing a representative sample of the full range of the biological ...