Sen. Lisa Murkowski (R-Alaska) conceded her primary race Tuesday night. And despite the crowing from the enviro left and the climate-skeptic right, this is bad news. Covering energy issues, I've often disagreed with Murkowski and her staff, particularly on whether the Environmental Protection Agency should have the authority to regulate carbon emissions. But she is one of the last few Republicans in Congress who favors addressing climate change robustly. She has even -- in her tortured, elected-from-a-deep-red-state way -- favored putting a price on carbon emissions, a rational policy that the rest of her party has demagogued to death with...