Browse: Home / 2018 / December / 24

Archives by date

You are browsing the site archives by date.

The Discovery Of Tree Trunks Under Glaciers 600 Meters Atop Today's Treeline Date To The Last ICE AGE

The Discovery Of Tree Trunks Under Glaciers 600 Meters Atop Today’s Treeline Date To The Last ICE AGE

By on 24. December 2018

Tree 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 mountains.  […]

Posted in | 12 Responses

By continuing to use the site, you agree to the use of cookies. more information

The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this. More information at our Data Privacy Policy

Close