Credit: Thomas Simons Antarctica's northern George VI Ice Shelf experienced record melting during the 2019-2020 summer season compared to 31 previous summers of dramatically lower melt, a University of Colorado Boulder-led study found. The extreme melt coincided with record-setting stretches when local surface air temperatures were at or above the freezing point. "During the 2019-2020 austral summer, we observed the most widespread melt and greatest total number of melt days of any season for the northern George VI Ice Shelf," said CIRES Research Scientist Alison Banwell, lead author of the ...