The science linking the increased frequency and severity of extreme weather to the climate crisis has matured tremendously in the last couple of years.

Consider what kind of car you get. Buy cars and other products that have the least impact environmentally.

I have faith in the United States and our ability to make good decisions based on the facts.

Well, the title "An Inconvenient Truth" is a way of highlighting the reasons why some people, including the president, don't seem to accept the truth.

Every day we put another 110 million tons of global warming pollution into the sky as if it's an open sewer, and it's still building up. And the scientists tell us it's a race against time. We've stabilized emissions globally now for the last three years, but they need to start coming down quickly. We've got the momentum, we've got the wind in our sails, we're gonna win this.

What changed in the United States with Hurricane Katrina was a feeling that we have entered a period of consequences.

There's an old African proverb that says "If you want to go quickly, go alone. If you want to go far, go together." We have to go far - quickly. And that means we have to quickly find a way to change the world's consciousness about exactly what we're facing, and why we have to work to solve it.