Beneath Greenland's massive ice sheet lies a landscape never directly seen by humans. But a new map shows that beneath the ice lies a vast network of valleys, mountains, and canyons, some of which may be much older than the ice sheet itself.
This story is only covered by news sources that have yet to be evaluated by the independent media monitoring agencies we use to assess the quality and reliability of news outlets on our platform. Learn more here.
Beneath Greenland's massive ice sheet lies a landscape never directly seen by humans. But a new map shows that beneath the ice lies a vast network of valleys, mountains, and canyons, some of which may be much older than the ice sheet itself.