A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is
Eurasia experienced severe cold weather in December 2012. Particularly strong cold spells occurred in two regions: one over eastern Eurasia in early December, and the other in central to western Eurasia in mid-December. These extreme events were produced in association with blocking phenomena triggered by reflection or downward propagation of planetary waves from the stratosphere. This event was unusual in that dominant component of upward and downward propagating wave is different: zonaldoi:10.2151/sola.2017-026 fatcat:z7c7co5bu5ggvgx5s4rkxsv6ma