The US has had a military presence in Greenland since World War II. But an abandoned underground military site poses a major environmental threat as the planet warms. Researchers found thousands of ...
While flying above the Arctic Circle last spring, a team of NASA scientists testing a new radar system over northern Greenland detected something unusual. Deep into the ice sheet, their instruments ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results