SCIENCE IN PICS: Alaskan Ice Giant Changes Flow

These two false-color images show the gradual retreat of Alaska’s Columbia Glacier from 1986 until 2011, and were captured with the Thermatic Mapper instrument on NASA’s Landsat 5 satellite.
SCIENCE IN PICS: Alaskan Ice Giant Changes Flow
The Columbia Glacier in 2011. Earth Observatory/NASA
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<a href="https://www.theepochtimes.com/assets/uploads/2015/07/1986.jpg"><img class="size-full wp-image-243412" title="The Columbia Glacier in 1986. (Earth Observatory/NASA)" src="https://www.theepochtimes.com/assets/uploads/2015/07/1986-676x379.jpg" alt="The Columbia Glacier in 1986. (Earth Observatory/NASA)" width="750" height="421"/></a>
The Columbia Glacier in 1986. (Earth Observatory/NASA)
<a href="https://www.theepochtimes.com/assets/uploads/2015/07/2011.jpg"><img class="size-full wp-image-243415" title="The Columbia Glacier in 2011. (Earth Observatory/NASA) " src="https://www.theepochtimes.com/assets/uploads/2015/07/2011-676x379.jpg" alt="The Columbia Glacier in 2011. (Earth Observatory/NASA) " width="750" height="421"/></a>
The Columbia Glacier in 2011. (Earth Observatory/NASA)