Three extreme cold events occurred in eastern Asia in January 2016, January 2021, and December 2023. As important factors in atmospheric circulation anomalies, the Blocking High …
In December 2022, the United States (US) experienced an extreme cold event. Its duration was 5 days, and it ranked third in intensity (-9.16 degrees C) during the period from 1979 …
As important atmospheric circulation patterns in Northern Hemisphere(NH), the North Atlantic Oscillation(NAO) and the Western Pacific teleconnection(WP) affect the winter climate …
The Arctic sea ice minimum records appeared in the Septembers of 2007 and 2012, followed by high snow cover areas in the Northern Hemisphere winters. The snow cover distributions …