Water - There are physical and human causes of water scarcity

8 important questions on Water - There are physical and human causes of water scarcity

How many people globally lack access to clean water

785 million people

How much more water do richer countries use

Up to 10 times more water per head

How many peeople by 2050 could be experiencing water stress

4 billion
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How many people in China use contaminted water

300 million

How much of the world's water supplies are conatined in just 10 countries

60%

Which area has the highest water use per capita

The aral sea - 99% used to irigate crops

In india how much sewage is treated before being discharged into rivers

20%

How many of the world's largest rivers are impeded by dams

60%

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