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A boat floats on the Mekong, in Laos South America's Amazon River (dark blue) and the rivers which flow into it (medium blue). The darker green marks the Amazon's drainage basin or watershed. A river is a natural freshwater stream that flows on land or inside caves towards another body of water at a lower elevation, such as an ocean, lake, or ...
The largest users of the rivers were the civilization today referred to as the Mound Builders, which created major farming settlements along the rivers. The silts deposited by the water made the surrounding areas very desirable and an ideal place to farm due to the extremely fertile location.
Logo of the National Wild and Scenic Rivers System President Lyndon B. Johnson signs the National Wild and Scenic Rivers Act into law, October 2, 1968. The National Wild and Scenic Rivers System was created by the Wild and Scenic Rivers Act of 1968 (Public Law 90-542 [1]), enacted by the U.S. Congress to preserve certain rivers with outstanding natural, cultural, and recreational values in a ...
Watersheds of North America are large drainage basins which drain to separate oceans, seas, gulfs, or endorheic basins. There are six generally recognized hydrological continental divides which divide the continent into seven principal drainage basins spanning three oceans ( Arctic , Atlantic and Pacific ) and one endorheic basin.
List of longest rivers of the United States (by main stem) List of longest rivers of the United States by state; List of rivers of the United States by discharge; List of National Wild and Scenic Rivers; List of river borders of U.S. states; List of rivers of U.S. insular areas; List of rivers of the Americas by coastline
The Columbia River is the only river on the West Coast (and arguably the entire North American Pacific coast) that is navigable for a significant length. The river is regularly dredged, and freight barges may reach as far inland as Lewiston, Idaho , through a system of locks; however, there are strict draft restrictions beyond the confluence ...
Map of Central America. The water in rivers in Central America flows to either the Atlantic Ocean or Pacific Ocean. The Río Coco, locally known as the Wanks, runs along the border with Honduras and is the longest river flowing totally within Central America. The second longest river in Central America is the Patuca River. [7] [8]
Two portions of the Mississippi were designated as American Heritage Rivers in 1997: the lower portion around Louisiana and Tennessee, and the upper portion around Iowa, Illinois, Minnesota, Missouri and Wisconsin. The Nature Conservancy's project called "America's Rivershed Initiative" announced a 'report card' assessment of the entire basin ...