I don't understand the thrust of this thread at all. Is this something that's being heavily conjectured over in the American press?
Germany evolved to the point of civilisation they're at by largely not having access to central heating. I'm sure they'll be alright. Unlike a lot of the Russian conscripts standing in the rain around braziers in cheap tracksuits trying to drink as much vodka as possible. Weather forecast bleak, with a high chance of shrapnel showers.