The unfrozen arctic

If the sea ice completely disappears for even one year, in all later years the old thick, multi-year ice will be gone.

No amount of emissions reduction now will stop the ice from thawing at its current rate: there’s already enough CO2 in the air to melt all the sea ice in the foreseeable future.Photograph courtesy of Unsplash

Opinion

BY Gwynne Dyer

October 26, 2020

It’s the last week of October, and the main nursery of new Arctic Ocean sea ice has not yet started to refreeze. Hardly surprising, since 2020 is on course to be the second-warmest year on record, but it’s still a matter of concern. It should have started refreezin...

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