Dozens of people have died across Europe as days of snow storms and sub-zero temperatures swept the continent, causing traffic chaos for millions.
At least 29 people froze to death in Poland as temperatures fell far below freezing, while in southern Germany a figure of -33C (-27F) was recorded.
Moscow said it was deploying 9,000 snow ploughs to clear the city's streets.
Air, rail and road transport links were disrupted across northern Europe where more snow was expected in coming days.
Eurostar services between the UK and the continent were suspended on Monday for a third day, as the company launched an immediate review into train breakdowns which have stranded and delayed tens of thousands of passengers since Friday.
The crisis prompted French President Nicolas Sarkozy to call the head of national rail carrier SNCF - the majority stakeholder in Eurostar - to order a normal resumption of service by Tuesday.
Meanwhile Eurotunnel - which carries vehicles under the Channel between England and France - said its terminal at Folkestone was at "saturation point" and closed its shuttle car service to new arrivals.
In Poland, police appealed for people to help if they came across homeless or drunk people lying outside, as temperatures dropped towards -20C in some areas.
Most of the 42 people who froze to death in the country over the weekend were homeless, police said. ...