Just like Kyoto, which was never signed by Clinton, and of course had ZERO votes in the senate, and then Clinton, in a political stroke of evil genius as he left office in 2001 said that Bush should sign it!
Copenhagen wont happen either. It'll just be another opportunity for the eco-liberals to whine about how evil we are and how we pollute the world.
I believe for the amount we produce and manufacture, and the regulations we have in place, we're probably the cleanest country on earth.