Guardian: The next Ice Age could take only weeks to engulf Britain. Scientists say the last great disruption to the Gulf Stream 12,800 years ago took only a couple of months to trigger a massive plunge in temperatures across Europe. “It was as if Europe had been shifted 20 degrees north and Ireland moved to Svalbard,” said Bill Patterson of Saskatchewan University. In the Hollywood blockbuster The Day After Tomorrow, an Ice Age was set off in a single day when the Gulf Stream was …