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The Discovery Of Tree Trunks Under Glaciers 600 Meters Atop Today’s Treeline Date To The Last ICE AGE
By Kenneth Richard on 24. December 2018
Share this…FacebookTwitterTree Trunk Conundrum Image Source: Ganyushkin et al., 2018 Between 60 and 40 thousand years ago, during the middle of the last glacial, atmospheric CO2 levels hovered around 200 ppm – half of today’s concentration. Tree remains dated to this period have been discovered 600-700 meters atop the modern treeline in the Russian Altai […]