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Greenland's Kilometers-Thick Ice Sheet Routinely Disappears ('Ice-Free') When CO2 Levels Hover Below 280 ppm

Greenland’s Kilometers-Thick Ice Sheet Routinely Disappears (‘Ice-Free’) When CO2 Levels Hover Below 280 ppm

By on 22. June 2020

There is no apparent connection between Greenland’s ice melt and atmospheric CO2 concentrations. The ice that blankets Greenland today stands over 3 kilometers high. This ice volume can almost completely vanish – with just a tiny ice cap in the eastern highlands remaining – when CO2 concentrations only reach pre-1750 levels, or 260 to 280 […]

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