Leipzig,
18.11.2021
"By March 2020, as the Siberian smoke lingered, satellite measurements of ozone levels in the Arctic hit a record low—not quite a “hole,” by Antarctic standards, but worryingly low. Although the case is far from closed, it seems likely the smoke helped deplete the ozone, says Kevin Ohneiser, a graduate student at the Leibniz Institute for Tropospheric Research (TROPOS)."
(Science • 18 Nov 2021 • Vol 374, Issue 6570 • pp. 921-922 • DOI: 10.1126/science.acx9655)