James V. Hansen: “I think it is essential that we give back 100 percent of the money that we take in the tax.”

If we phase out coal, the coal mining jobs are gone.

We must put a price on carbon emissions, a rising price.

It is essential that dogmatic environmentalists opposed to all nuclear power not be allowed to delay the research and development on fourth generation nuclear power.

I think everyone hopes that increased energy efficiency--and that would be encouraged by a higher price on carbon emissions, and renewable energies--could do the job.