geog unit 3

key facts for water

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key facts - water

  • only 1% of earths total water resources are easily accessible as surface water.
  • water supply is unevenly spread with 2/3 of world live in areas recieving only 25% of world rainfall.
  • 1.5 billion people are without safe water.
  • currently 845,000 dams in the world - 2/3 of all surface freshwater is obstructed.
  • 90% of water used by humans is used in agriculture
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key facts superpowers

  • in 2008 53/100 top global brands were from the US
  • there are 800,000 chinese run businesses in africa
  • the use accounts for 22% of the worlds CO2 emmisions
  • from 2000 - 2007 the USA total economic growth was 41% whereas Chinas was 185%
  • after WW2 the british empire declined quickly
  • in 2009 Russia destabiled Europe by cutting off gas supplies
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