In the Arctic and Antarctic this is the grounding level of massive ice shelves. (ecoshock.org)
The planet as a whole has warmed about 1.3 °F since 1900, but on the peninsula, it has shot up by a whopping 5 °F in just 50 years, forcing massive ice shelves to disintegrate and sea ice along with penguin population size to diminish. (climatecentral.org)
Other massive ice shelves have experienced destabilization after similar calving events. (discovermagazine.com)