Photo of the Day
a watershed from above in Iceland
April 26, 2016
A Watershed Moment
Water in Iceland's Ölfusá River flows around sandbars toward the Atlantic Ocean. The Ölfusá is Iceland's largest river, and its watershed drains 2,355 square miles (or one-seventh of Iceland).
See more pictures from the Proof story "See Dramatic Views of Climate Change From Above."
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Travel
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