The 4 Longest Rivers In The World. The Amazon River is the longest river in South America and the largest river in the world in terms of water discharge. In 2007 and 2008 some scientists claimed that the Amazon has a length of 6992 km and was longer than the Nile whose length was calculated as 6853 km. The river rises in a black wetland in north-western Zambia and flows through Angola along the borders of Namibia Botswana Zambia again and Zimbabwe to Mozambique where it empties into the Indian Ocean. The worlds longest river the Nile is the most affected by water use among these giant rivers.
The worlds longest river the Nile is the most affected by water use among these giant rivers. It is about 4700 km long and its drainage basin is 3680000 kilometers squares by the amount of water released it is the ninth longest river on earth. The second and third longest rivers in the Amazon system the Madeira and the Purus respectively are also some of the longest rivers in the world as are two major portions of the Mississippi-Missouri system. The river system comprising of the Mississippi Missouri and Jefferson rivers is regarded as the worlds fourth longest river system. In 2007 and 2008 some scientists claimed that the Amazon has a length of 6992 km and was longer than the Nile whose length was calculated as 6853 km. Its presence is only in two countries namely United States of America and Canada.
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Its length measures 3902 miles making it the world fourth longest river its principal tributaries are the Arkansas Illinois Missouri and the OhioThe formation of stream Mississippi started two billion years ago after an environmental tension altered the course river system basin creating the mountain systems in North America. The river system drains 31 US states and 2 Canadian provinces. This river has always been a great source for the agriculture of the different states of United States. The longest rivers in the world derive from the confluence of two or more tributaries. Officially the shortesr river is the D River Oregan USA which is just 37 metres long. Earth is the most habitable planet in our known universe and is made of many rivers all around the world.