President Obama’s unexpectedly strong comments on climate change during his inauguration speech—which the New York Times called “the most prominent policy vow of his second Inaugural Address”—have left many climate hawks and environmentalists excited for the prospects of action during his second term.

ThinkProgress reports on the “evolving” position of Rep. Fred Upton (R-Mich.) on issues of global climate change.

Wait, is Senate Minority Leader Mitch McConnell (R-KY) combating legislation to create new carbon emission standards because it'll hurt oil company profits, or is he fighting the bill as a political maneuver to get revenge for Democrats holding up judicial nominations? When fighting legislation to make corporate interests happy, it's so hard to keep those flimsy excuses straight.