News Thwaites ‘Doomsday Glacier’ is melting faster than expected: Concerns over sea level rise grow February 16, 2023February 16, 2023George Petras and Janet Loehrke, USA TODAYComments Off on Thwaites ‘Doomsday Glacier’ is melting faster than expected: Concerns over sea level rise grow Cracks and fractures beneath Thwaites Glacier could accelerate the breakup of the crucial Florida-sized ice sheet in West Antarctica, research shows.