World Water Day: ''Trillions Needed in Investment''

From GreentechMedia

"We're nearly 20 years into celebrating World Water Day, and the issues have only grown more complex -- and in many locales, more serious.

The theme of the United Nation’s World Water Day this year is water and food security. Irrigation for agriculture accounts for 70 percent of the water withdrawn from aquifers, rivers, lakes and wetlands. It takes 1,500 liters of water to produce 1 kilogram of wheat, but it takes more than 10 times that amount to produce 1 kilogram of beef."

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