The Thwaites Glacier, an enormous shelf of ice in the Antarctic, has been given the ominous nickname of the “Doomsday Glacier” — because if it were to change collapse, it could have profound implications for the future of sea level rise…

The Thwaites Glacier, an enormous shelf of ice in the Antarctic, has been given the ominous nickname of the “Doomsday Glacier” — because if it were to change collapse, it could have profound implications for the future of sea level rise…