It's been a fascinating week in science! Arctic thinning Saber-tooth Webb image Black hole Endo links to cancer Atacama discoveries
New satellite data has revealed the Arctic is melting at a"frightening rate" due to the excess heat caused by human greenhouse gas emissions.
Multiyear ice is known to be thicker and therefore more resistant to melting than seasonal ice – you can think of it as sort of a reservoir for the Arctic.
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