Mitt Romney actually said...

I would encourage this Committee to put that on their list.

What I'm concerned about is that most of what we do here in the United States is--well, I'll call it virtual signaling.

This is a global problem and the U.S. has to join the global community in creating harmonized incentives to reduce emissions globally.

I have no question about the impact of climate change. It's going to be significant, devastating in some areas more than others.