Henry N. Pollack, Ph.D: A World Without Ice

A World Without Ice: Man’s Impact on Climate Change Henry N. Pollack, Ph.D., Professor of Geophysics, University of Michigan It has taken just three centuries for human growth and rising industrial economies to bring the delicate relationship between ice and humans to a dangerous precipice. Ice carved Earth’s landscape to its present state – the sharp Alpine peaks of Europe, the vast Great Lakes of North America, the majestic valleys of Yosemite National Park and the deeply incised fjords of Norway. But as the climate-change debate becomes more heated, are we at risk of losing these precious formations? This program was recorded in front of a live audience at the Commonwealth Club of California on October 27, 2009. Learn more about your ad choices. Visit megaphone.fm/adchoices

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