McKenzie Funk has an article in the current Harper's entitled Cold Rush: The coming fight for the melting north. Its subject? The attempts by Canada, Russia, China, the EU, and the US to ensure control of newly available resources as the northern ice cap disappears. Funk rides along as the Canadian military runs security exercises in the rapidly thawing Northwest Passage sea lane.
Good to know that global warming is real enough for oil companies and governments to plan access to previously unavailable natural gas and oil reserves, and to plan how to profit from global devastation. The science is still in question, however, about whether global warming is real enough for us to improve car fuel efficiency standards, or to require solar panels on all buildings, or to eliminate by law plastic bags and bottles.