- The Arctic Ocean in summer will very likely be ice free before 2050, at least temporally. How often the Arctic will lose its sea-ice cover in the future critically depends on future CO2 emissions, the study shows. If emissions are reduced rapidly, ice-free years only occur occasionally. https://www.eurekalert.org/pub_releases/2020-04/uoh-nps042020.php 6 comments science
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