Hydrology
Hydrology is a branch of geography that studies the properties of water on Earth, especially its movement in relation to land.

Aralkum Desert: The World’s Newest Desert
Replacing the shrinking areas of the Aral Sea, the Aralkum Desert is located in Uzbekistan and Kazakhstan, making it the world's youngest desert.

How Rivers Change the Landscape
Rivers twist and turn, shaping the environment around them just as the physical geography of the surrounding landscape shapes them.
Paraná River
The Paraná River runs 3,030 miles through Brazil, Paraguay and Argentina. It originates at the junction of the Paranaiba and the Rio Grande rivers. ...
Mississippi River
The Mississippi River is the second longest river in North America. Bodies of water from 31 contiguous states drain into ...