Doomsday seed bank gears up for business

OSLO, Norway - Refrigeration units on Friday begin cooling a new doomsday vault dug into an already frigid Arctic mountainside to protect the world's seeds in case of a global catastrophe.
 
Norway blasted the Svalbard Global Seed Vault deep into the permafrost of a remote Arctic archipelago to protect as many as 4.5 million of the world's agricultural seeds from climate change, plant epidemics, natural disasters or war. It is due to open Feb. 26.