3. Major river basins of the
world
Rivers (0.0001)% WWS 0.004% FW
The 5th Fresh Water Resource in the World
The 4th Liquid Fresh Water Resource in the World
10. 2. Mississippi 6,420 km
flows in the USA (98.5%) and the rest in Canada (1.5%).
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11. 3. Amazon River 6,280 km.
largest W flow (greater than the next seven largest rivers combined).
Brazil, Peru, Bolivia, Colombia, Ecuador,
Venezuela, Guyana
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12. 4. Yangtze River, China 5,520 km.
The longest river in Asia
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اليانغتسى نهر
13. 5. Mackenzie River 5470 km
longest river in Canada, (the second largest R in N. America after Mississippi).
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ماكنزي نهر
14. 6. Paraná–Río de la Plata 4700 km
Brazil (46.7%), Argentina (27.7%), Paraguay (13.5%), Bolivia (8.3%),
Uruguay (3.8%)
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39. Glaciers and ice caps
• They cover 10 % of the world's land mass.
• located in Greenland and Antarctica.
• Forming from snowfall accumulation.
• They also can reach up to 2 miles thick.
• If all of the glaciers were to melt today, the
sea would rise an estimated 260 feet,
according to the USGS.
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