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What's Your Water Footprint? - Sierra Daily
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Sierra Daily

Apr 27, 2012

What's Your Water Footprint?

By now, you're likely familiar with the concept of the "carbon footprint"—the amount of carbon dioxide that producing some item or performing some activity releases into the atmosphere. Illustrated below is a water footprint: the amount of H2O it takes, whether via irrigation or industrial process, to make the common objects of our daily lives. Given a growing U.S. population, limited water resources, a deep drought in some parts of the country and looming shortages in others, and the wild card of climate change, it's a metric we'll all be hearing more about soon. [Click on image for larger version.]

Illustration by Peter and Maria Hoey

HS_PaulRauberPAUL RAUBER is a senior editor at Sierra. He is the author, with Carl Pope, of the happily outdated Strategic Ignorance: Why the Bush Administration Is Recklessly Destroying a Century of Environmental Progress. Otherwise he is a cyclist, cook, and father of two. Follow him on Twitter @paulrauber.




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