27 Jul '11, 4pm

It takes a lot of water to keep all 6 billion of us going. Just ask these 7 lakes and rivers that are drying up

It takes a lot of water to keep all 6 billion of us going. Just ask these 7 lakes and rivers that are drying up

One of the problems with having a population as large as 6 billion people (and rising) is that it takes a lot of water to keep everything running. We use water to drink, make food, create energy, manufacture products, extract raw minerals from the Earth and everything else in between . The average family of four can use 400 gallons of indoor water or more every day, to say nothing of the massive quantities of water used by businesses, farms and industry. The driver of our civilization, electricity, is generated by turbines using massive amounts of water; about half of the total water use in the U.S. is by power plants. All that water has to come from somewhere, and it shouldn't be surprising to learn that there are a lot of places around the world that are literally drying up (like the Aral Sea, seen here). It's never been harder to be a large body of water. In the face of...

Full article: http://www.mnn.com/earth-matters/wilderness-resources/pho...

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