This goes under the, ‘of course, why didn't I think of that’ category. Facebook is building a data center near the Arctic circle. They’ll use artic air to help keep all those servers nice and cool. Which brings up two questions: Will the heat generated from all those servers effect the local climate? And, can you like Facebook on Facebook? 

http://gizmodo.com/5853819/facebook-data-center-goes-arctic-for-chilling-effect