Associated Press: Frustrated by a recalcitrant Congress, President Barack Obama has vowed to take climate change into his own hands. Now he has to deliver.
Three weeks after giving an ambitious speech to outline his proposal, the president begins the arduous task of executing it. Obama's plan is a complicated mix of rule-making and federal permitting that's tough to encapsulate in a neat sales pitch - and may be even tougher to put into action.
By pledging to use his authority under existing laws, Obama freed...