River
Videos
A river is a natural stream of fresh water that flows on land or inside caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before r
A boat floats on the Mekong in Laos.
Melting toe of the Perito Moreno Glacier in Los Glaciares National Park, Argentina
The Grand Canyon was carved by the Colorado River.
The Nile in Egypt is known for its fertile floodplains, which flood annually.
Fresh water
Videos
Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. The term excludes seawater and brackish w
River
…A river is a natural stream of fresh water that flows on land or inside caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry…
Freshwater ecosystem
Amazonas, Iquitos Leticia, Kolumbien
Cove with Shamans Rock Olkhon Island Lake Baikal Russia
Transition from Sawgrass to Coastal Habitat, NPS Photo