Did you hear that Keystone XL—the long-planned pipeline from the Canadian tar sands to refineries on the Gulf Coast—got canceled? That President Obama nixed it because it would contribute to climate change?
Did you, as a reader of sites like this, exhale? Did you grin? Did you even guffaw? You may well have done all this and danced a jig besides. But, while environmentalists cheer, let me play that guy who steps away from the Champagne-dunking to remind you that we face a series of much tougher challenges ahead.