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View full lesson: http://ed.ted.com/lessons/james-balog-time-lapse-proof-of-extreme-ice-lossUploaded 17-08-13Photographer James Balog shares new image sequences from the Extreme Ice Survey, a network of time-lapse cameras recording glaciers receding at an alarming rate, some of the most vivid evidence yet of climate change. Talk by James Balog. Learn more about your ad choices. Visit megaphone.fm/adchoices
Learn more about your ad choices. Visit megaphone.fm/adchoices
