Science and engineering: articles for 21.10.2021

21.10.2021, 11:03
Scientists this year, for the first time in 20 years, note a cooling snap in the Pacific part of the Arctic, unusual against the background of global warming, it allowed polar bears and walruses to return to their usual way of life on ice and not go ashore.
21.10.2021, 09:56
In Russia, isolated cases of a variety of the strain of coronavirus delta AY.4.2 were detected.

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