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Drainage basin of the Ohio River, part of the Mississippi River drainage basin. In hydrology, the drainage basin is a logical unit of focus for studying the movement of water within the hydrological cycle. The process of finding a drainage boundary is referred to as watershed delineation. Finding the area and extent of a drainage basin is an ...
The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about 7,000,000 km 2 (2,700,000 sq mi), [1] or about 35.5 percent of the South American continent. It is located in the countries of Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, Suriname, and Venezuela ...
The Amazon basin is the largest drainage basin in the world, with an area of approximately 7,000,000 km 2 (2,700,000 sq mi). [3] The portion of the river's drainage basin in Brazil alone is larger than any other river's basin.
The Mississippi River[b]is the primary riverand second-longest riverof the largest drainage basin in the United States. [c][15][16]From its traditional source of Lake Itascain northern Minnesota, it flows generally south for 2,340 miles (3,766 km)[16]to the Mississippi River Deltain the Gulf of Mexico.
The river is formed at the confluence of the Haw River and the Deep River (North Carolina) in the town of Moncure, North Carolina. Its river basin is the largest in the state: 9,149 sq mi. [ 6 ] The river is the most industrialized river in North Carolina, lined with power plants, manufacturing plants, wastewater treatment plants, landfills ...
The list of drainage basins by area identifies basins (also known as "catchments" or, in North American usage, "watersheds"), sorted by area, which drain to oceans, mediterranean seas, rivers, lakes and other water bodies. All basins larger than 400,000 km 2 (150,000 sq mi) are included as well as selected smaller basins.
The Powder River Basin is a geologic structural basin in southeast Montana and northeast Wyoming, about 120 miles (190 km) east to west and 200 miles (320 km) north to south, known for its extensive coal reserves. The former hunting grounds of the Oglala Lakota, the area is very sparsely populated and is known for its rolling grasslands and ...
The Nile Basin is the part of Africa drained by the Nile River and its tributaries . Besides being the second largest hydrographic basin in Africa, the Nile Basin is effectively the most notable drainage basin on the continent. It covers approximately 2,870,000 km 2, [1] or about 10% of African territory, crossing arid regions and with a high ...