If this ice melts in Greenland it can shut down the Gulf Current.

Now is the time to scrub ideology out of the energy discussion, so we can make bi-partisan progress towards investing in a shared and better future.

All of the economic signals in the marketplace are essentially subsidizing the use of dirty fossil fuels and penalizing clean energy. There's really only one entity in society that can solve that problem, and that is government. And the air is a scarce resource.

We've introduced the New Apollo Energy Act, which is, I think, safe to say the most comprehensive and aggressive bill that has been introduced in Congress because it does have the scale, scope, and ambition of the original Apollo Project, and it attacks the problem in every way you can imagine. There's no silver bullet here, but there are lots of opportunities.

If we had continued making progress at the rate we were during the Carter administration, we would be free of oil imports from Saudi Arabia today.

Renewable energy also creates more jobs than other sources of energy - most of these will be created in the struggling manufacturing sector, which will pioneer the new energy future by investment that allows manufacturers to retool and adopt new technologies and methods.

President Bush's proposal to focus our resources on sending humans to Mars is intriguing, but it is not the most compelling reason that Americans ought to focus our interest on the Red Planet.