An earth system model shows self-sustained melting of permafrost even if all man-made GHG emissions stop in 2020 January 6, 2021 by Herb with no comment Cryosphere https://www.nature.com/articles/s41598-020-75481-z Previous Post A resolution for 2021: Be a better ancestor Next Post Earth to reach temperature tipping point in next 20 to 30 years, new study finds