Rising Tides

Posted at 6:45 on October 8, 2012 by Andrew Sullivan
Daniel Grossman profiles Paul Hearty, otherwise known as "The Rock Whisperer," who believes ancient rocks hold the key to figuring out how fast and how much polar ice will melt due to climate change: Such predictions matter tremendously. The world’s glaciers and ice sheets hold about two percent of Earth’s water. It’s a small fraction, but if all of it—about 6 million cubic ...