There’s one more argument for Republicans to advance climate legislation now — if Democrats retake Congress, especially by large margins, they would have the opportunity to debate more liberal climate policies. Lehrer thinks a price on carbon is inevitable, and conservatives won’t always be in the driver’s seat. “I think in the long term it’s actually close to inevitable that it will pass one way or another,” he says. “It will be imposed in a way conservatives like me will not like — by Democrats — or it will be done in a way that forwards conservative goals. I like the latter.”