Antarctic ice cliffs may not contribute to sea-level rise as much as predicted

From MIT Earth, Atmospheric, and Planetary Sciences Jennifer Chu | MIT News Office Monday, October 21, 2019 Study finds even the tallest ice cliffs should support their own weight rather than collapsing catastrophically. Read this at MIT News Antarctica’s ice sheet spans close to twice the area of the contiguous United States, and its land…

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Icebergs delay Southern Hemisphere future warming

Institute for Basic Science New research, published today in the journal Nature Climate Change, has found that Antarctic icebergs can weaken and delay the effect of Global Warming in the Southern Hemisphere. Unabated Global Warming threatens the stability of the Antarctic ice sheet. Recent observations reveal a rapid thinning of the Pine Island and Thwaites…

Antarctic sea ice is declining dramatically

A 40-y record reveals gradual Antarctic sea ice increases followed by decreases at rates far exceeding the rates seen in the Arctic Claire L. Parkinson PNAS first published July 1, 2019 https://doi.org/10.1073/pnas.1906556116 Contributed by Claire L. Parkinson, May 24, 2019 (sent for review April 16, 2019; reviewed by Will Hobbs and Douglas G. Martinson) Significance…

Climate change impacts Antarctic biodiversity habitat

From the University of Queensland IMAGE: Climate change impacts Antarctic biodiversity habitat. view more Credit: Peter Ryan Ice-free areas of Antarctica – home to more than 99 per cent of the continent’s terrestrial plants and animals – could expand by more than 17,000km2 by the end of this century, a study published today in Nature…