Water and sediments travel through an intricate network of streams.
Published Jun 18, 2018
This astronaut photo from April 9, 2009, shows the Dalmatian coastline of the Adriatic Sea around Split, Croatia.
Published May 4, 2009
The fast-growing city has polluted waterways and a growing demand for clean tap water.
Published Apr 11, 2017
In the Jordan rift valley, the continents of Africa and Asia are pulling apart from each other, and the land in between has been subsiding for millennia. The sinking has created the Dead Sea.
Published Dec 25, 2005
For more than 100 years, groups in the western United States have fought over water. During the 1880s, sheep ranchers and cattle ranchers argued over drinking water for their livestock on the high plains. In 1913, the city of Los Angeles began to draw water away from small agricultural communities in Owen Valley, leaving a dusty dry lake bed. In the late 1950s, construction of the Glen Canyon Dam catalyzed the American environmental movement. Today, farmers are fighting fishermen, environmentalists, and Native American tribes over the water in the Upper Klamath River Basin. The Landsat 7 satellite, launched by NASA and operated by the U.S. Geological Survey, documented an extreme drought in the area along the California/Oregon border in the spring of 2001.
Published Sep 8, 2001
Acquired on April 10, 2010, and and March 7, 2009, these natural-color images show changes in a central Australian saltpan, Lake Frome. In 2010, water has seeped into the salt lake, leaving standing water in some areas and muddying much of the ground surface.
Published Apr 14, 2010
