Landsat satellites track Yellowstone's underground heat
Friday, December 9, 2011 - 21:30
in Earth & Climate
Yellowstone National Park sits on top of a vast, ancient, and still active volcano. Heat pours off its underground magma chamber, and is the fuel for Yellowstone's famous features -- more than 10,000 hot springs, mud pots, terraces and geysers, including Old Faithful.