WATER - Physical and Economic water scarcity
- Created by: aliceoliviaaa
- Created on: 24-05-18 17:30
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- Physical and Economic water scarcity
- Physical
- occurs when more than 75% of a country's blue water flows are being used.
- currently applies to 25% of world population.
- Middle East and North Africa, China, W.USA and southeast Australia.
- currently applies to 25% of world population.
- occurs when more than 75% of a country's blue water flows are being used.
- Economic
- where the use of blue water is limited
- this is due to a lack of capital, technology and good governance.
- 1 billion people do not have access to blue water due to poverty
- this is due to a lack of capital, technology and good governance.
- due to; a lack of precipitation +
- a lack of money needed to harness blue water in demand
- where the use of blue water is limited
- Safe water is a human right, but in the 21st century is seen as a commodity people pay for.
- WaterAid - helps to reduce water scarcity
- Agriculture
- 20% of worlds land under full irrigation (30% of this comes from dams & canals) and aquifers.
- China, Pakistan india and USA has groundwater depletion.
- 20% of worlds land under full irrigation (30% of this comes from dams & canals) and aquifers.
- Industry and Energy
- 20% of all freshwater withdrawals are for industry (HEP)
- Domestic use
- stop the spread of disease using safe water. (cholera, Malaria and typhoid).
- Physical
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