Transcript

Water Economics

water eƧonomics. What about water? It is easy to take this basic building block of life for granted. However water is a surprisingly limited commodity. Over the next 30 years the global water supply is in danger of drying up. The world population is projected to reach 9 billion by 2050. 2010 6.7 billion Not only will these people need The most rapid growth will be in water to drink and bathe with, also developing nations, who's water a massive amount of water must be supplies are already under stress. 2050 9 billion used to grow additional food projected world population growth By 2030, the number of people People Living in Areas of Water Stress projected; in billions of people living under severe water stress is expected to rise to 3.9 billion, 2005 nearly half of the world population. 2030 NONE LOW MODERATE SEVERE How Much Water Do You Use? annual personal water use by country Liters/ Per Day access to tap water 759 L/day 88% 100% 570 L/day 340 128 119 80 90% L/day L/day L/day L/day 19% 100% 69% Canada USA Mexico India Britain China How Does Your Country Utilize Water? Water Use By Sector Because of water-saving farming China India techniques and better infrastructure, the developed world uses less water to grow more food. UK If the developing world can receive Mexico assistance modernizing their agri- culture techniques, they can produce Canada USA more food and have more water left over to meet other needs. Domestic Industrial Agricultural visualeconomics.com

Water Economics

shared by kcatoto on Jan 24
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What about water? It is easy to take this basic building block of life for granted. However, water is a surprisingly limited commodity. Over the next 30 years, the global water supply is in danger of ...

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