In a couple of decades you have half of the wells that are drilled right now, and you're talking about numbers in the millions of wells drilled, leaking. That's a huge crisis in terms of water contamination. There's no way to fix that problem.

There are regulations all over the spectrum that have to be done to the existing situation right now. But the only policy that makes sense is a nationwide moratorium: no new fracking, no new fracked wells.

Every single dollar spent lobbying a legislator on behalf of oil and gas is a toxic dollar that undermines public health and safety laws that protect Americans. That's contamination of the political system.

I think that the world is in the middle of a huge transition that we have to make to renewable energy. We have to transition away from fossil fuels very, very quickly.

For those people who are going to tune in strictly for the pyrotechnics, we have better and bigger explosions. That's a prerequisite of any sequel. But in terms of this, what we're really monitoring is watching the gas industry light our institutions, light our regulatory agencies, light our democracy on fire.

It's remarkable to watch the president, with all the weight of his ability to command rhetoric with the bully pulpit behind him, make a clear speech about climate change and why that's so important for us all to focus on. And that is a rather remarkable thing to see. It's enormously powerful.

They're a lot of great scientists and their mission is to protect people. It's the Environmental Protection Agency, but it's really a people protection agency. And they're out there trying to do their job and do the science.