How To Save And Purify The World's Water Supply: Experts Weigh In

From Popular Mechanics:

Clean water is one thing that most Americans take for granted. But with aging infrastructure, climate change and an accelerating world population, keeping clean water running from our taps is a growing challenge, both physically and politically. While pumping and purification systems try to keep up, neighboring farms, cities, states and even countries are on the verge of even more contentious battles over water rights. Four water experts came to the Hearst Tower in New York City yesterday, for a panel moderated by PM science editor Jennifer Bogo, to discuss how the country can deal with the water crisis, why global warming will exacerbate the problem and what will happen if we do nothing.

Read more ....