writes "An article in the London Telegraph describes a 2,000 square meter 13,730 cell NiCad UPS that will provide backup power for the entire city of Fairbanks for up to seven minutes. 'This is enough time, according to ABB, to start up diesel generators to restore power, an important safeguard since at such low temperatures, water pipes can freeze entirely in two hours.' Now if they can just remember to keep it plugged in." Update: 08/28 14:58 GMT
: A reader notes that the battery has enough juice for 12,000 people for seven minutes, and the city of Fairbanks has a population of over 80,000, so they couldn't keep the whole city powered up for even a minute.