Global warming ?
Temperatures could drop to -54C in some parts of the country.
Record breaking cold temperatures have triggered weather emergencies in half a dozen regions of Russia, including Moscow and St. Petersburg, and disrupted air and rail travel throughout the country.
On Thursday, thermometers in Moscow showed -26 degrees Celsius, with the forecast expecting a low of -31 overnight and a high of -12C on Friday. The Russian capital has been put on an ‘orange weather alert’ through January 6.
Temperatures in St. Petersburg dropped to -27C on Thursday, while the northern part of Leningrad Region saw a cold snap as low as -36C.