So, good news if you care about climate change:
Yeah, baby. This is what we get to call progress. (In 2012, only about 32% of all Republicans were concerned about climate change).
But, wait. It's a bit soon to celebrate. We can all feel it. There are questions in the air:
1. "How do we know global warming is because of humans? What if it's ... solar activity?"
You're in luck, 'cuz this guy's got an answer:
While it's true that sun flares and other solar shenanigans change over time, since 1970, when temps really started to climb, solar activity has declined.
Also, if the sun were doing all the warming, we'd see an increase in the upper atmosphere temps. But we don't.
Boom. So satisfying.
But what about this one: