Resurrecting 1500-Year-Old Canals Could Fix Peru's Water Shortages 

Lima is one of the world’s largest desert cities, so when it rains it—just kidding, it pretty much never rains. Which leaves Peru’s capital city especially vulnerable to water shortages, and the surprising solution might be reviving a system of ancient canals that date back to even before the Incas. » 4/10/15 6:00am 4/10/15 6:00am

California Would Need A Ridiculous Amount Of Rain To End Its Drought​

California has been having a bit of a rainy season lately, so much so that some people are asking if we're finally coming to the end of its three-year long drought. The answer is almost certainly not. Here's the numbers on how much water California would need to see the drought's end — and, fair warning, it's a lot. » 1/15/15 11:30am 1/15/15 11:30am