New Study: Greenland Was ‘4–5 °C Warmer Than Today’ ~9000 Years Ago…When The Arctic Was Nearly Sea-Ice Free

NoTricksZone

Scientists (Syring et al., 2020) find almost sea ice-free conditions pervaded a much warmer northern Greenland region during the Early Holocene.  Arctic sea ice extent has “continuously” grown for ~4800 years, with modern conditions a bit lower than the peak of the last few centuries.