Credit: Provided by Boston University
Summary:
Boston University geologist David Marchant has led his team to the McMurdo Dry Valleys, part of only 2 percent of Antarctica that is not covered in ice. Without snow or ice, the landscape here resembles Death Valley or the Grand Canyon, and probably has not changed in the past 14 million years.
Full Text:
Boston University geologist David Marchant has led his team to the McMurdo Dry Valleys, part of only 2 percent of Antarctica that is not covered in ice. Without snow or ice, the landscape here resembles Death Valley or the Grand Canyon, and probably has not changed in the past 14 million years.
