I attended the climate talks in Copenhagen in 2009, and back then, national governments waited until days before to submit climate plans, and the U.S. based its pledge on a proposed bill that would fail in the Senate.
The more people learn about the proposed Keystone XL tar sands pipeline, the worse it looks.
Back when the EPA proposed phasing out ozone-depleting CFCs, the chemical industry howled that refrigerators would fail in America's supermarkets, hospitals and schools.