Investigative journalism has been relegated to a very, very tiny space in America. We don't really have much investigative journalism left. And the last refuge for it is documentary filmmaking.

Resurrecting American democracy is vital to averting climate catastrophe. We must first repeal the Supreme Court's Citizens United ruling, which has flooded elections with billions of oily petrodollars from carbon tycoons.

Now we are all learning what it's like to reap the whirlwind of fossil fuel dependence... Our destructive addiction has given us a catastrophic war in the Middle East and - now - Katrina is giving our nation a glimpse of the climate chaos we are bequeathing our children.

There is nothing wrong with corporations. Corporations are a good thing. But corporations should not be running our government. Corporations are good because they drive our economy, they encourage people to assemble wealth and to risk it and then create jobs.

We know more about Tom [Cruise] and Katie [Holmes] than we do about global warming. We're the most entertained, least informed people in the world.

I don't even consider myself an environmentalist anymore. I'm a free-marketer. I go out into the marketplace and I catch the polluters who are cheating the free market.

There are two reforms that we need to restore our democracy. The first is campaign finance. We need to get the corporate money out of the election process. And second, we need to resolve the dysfunction in the environment. Looters are running agencies that are supposed to be protecting us from pollution.