I take no pleasure in the fact that the scientific predictions I’ve relayed to popular audiences turn out to be true.

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

If the people that believed the moon landing was staged on a movie lot had access to unlimited money from large carbon polluters or some other special interest who wanted to confuse people into thinking that the moon landing didn't take place, I'm sure we'd have a robust debate about it right now.

Iraq's search for weapons of mass destruction has proven impossible to deter and we should assume that it will continue for as long as Saddam is in power.

We have to abandon the conceit that isolated personal actions are going to solve this crisis. Our policies have to shift.

The climate, financial and national security crises are all connected. They share the same cause: Our [the USA's] absurd dependency on foreign oil. As long as we need to spend billions of dollars each year to buy foreign oil from state-run oil companies in the Persian Gulf, our problems of a trade deficit, a budget deficit and a climate crisis will persist.

The oil industry has outpaced the building of a public consensus of the implications of climate science.