Damn the melting permafrost and full speed ahead – the Arctic is the richest fossil fuel source on Earth, but it was hard to get at all that oil and natural gas because it lay beneath a whole lot of ice. Climate change to the rescue! The Arctic just had its hottest summer on record. Eighty percent of the summertime ice cover has melted since 1979. Cue the military build-up. To learn more, see our This Planet Chronicle post, The Cold War Gets Icy.