Antarctica. Photo courtesy of: © Denis Delestrac.
There are two primary causes of global mean sea level rise — added water from melting ice sheets and glaciers, and the expansion of sea water as it warms. The melting of Antarctica’s ice sheet is currently responsible for 20-25% of global sea level rise. Captions: NASA
Scientists have found warm water beneath Antarctica’s “doomsday glacier,” a nickname used because it is one of Antarctica’s fastest melting glaciers.
While researchers have observed the recession of the Thwaites Glacier for a decade, this marks the first time they detected the presence of warm water – found at a “vital point” beneath the glacier…