The battle over greenhouse gases will create its own special form of air pollution: charges and counter-charges on TV, on blogs, bloviation extraordinaire whenever some politician sense a chance to get campaign money or a couple votes. Meanwhile the issue will remain, and any action taken by the U.S. government will get done through the executive branch.
Read for the summary of first day of snipe and counter-snipe in a House committee. "You did." "Did not." "Did so." And thus roil the waters of democracy. Meanwhile the EPA may move ahead with regulations on CO2 and other greenhouse gas emissions. Congress or not. And the global warming conference in Copenhagen this December may well takes its most important cue from what the U.S. does, or does not do in the next seven months.