- River - Wikipedia
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 reaching the end of its course if it runs out of water, or only flow during certain seasons
- River | Definition, Examples, Importance, Facts | Britannica
Rivers are nourished by precipitation, by direct overland runoff, through springs and seepages, or from meltwater at the edges of snowfields and glaciers The contribution of direct precipitation on the water surface is usually minute, except where much of a catchment area is occupied by lakes
- Rivers and the Landscape | U. S. Geological Survey - USGS. gov
Rivers and streams begin their lives as smaller creeks, often called "the headwaters" These small tributaries flow downhill until they merge to form bigger tributaries, which continue merging to form larger rivers Rivers keep flowing to lower altitudes, towards the oceans River systems are similar to the blood vessels in your body
- Understanding Rivers - National Geographic Society
Rivers are found on every continent and on nearly every kind of land Some flow all year round Others flow seasonally or during wet years A river may be only kilometers long or it may span much of a continent The longest rivers in the world are the Nile in Africa and the Amazon in South America Both rivers flow through many countries
- River - Simple English Wikipedia, the free encyclopedia
People have lived along the banks of this river for thousands of years A river is a stream of water that flows through a channel on the surface of the ground The passage where the river flows is called the riverbed and the earth on each side is called a riverbank
- River - New World Encyclopedia
A river is a natural waterway that conveys water derived from precipitation from higher ground to lower levels Most commonly, rivers flow on the surface of the land, but there are also many examples of underground rivers, where the flow is contained within chambers, caves, or caverns
- Rivers | National Geographic | National Geographic
Rivers carve shipping routes around the globe, and provide us with food, recreation, and energy Hydroelectric plants built from bank to bank harness the power of water and convert it to
- What is a river? - Smart Water Magazine
A river is a natural stream of water that flows from its source until its mouth, where it flows into another river, a lake or the sea A river's discharge will vary depending on the part of the river, and it can receive water from different sources: Precipitation Surface runoff Springs and seepage water
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