You can always spot the pioneers by the arrows in their backs.

Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

It's going to be like herding stray cats, and the political leaders who can do it will be remembered as the same kind of geniuses who pulled off the American Revolution.

If we don't start thinking big about the CO2 problem, we may miss our opportunity to stop a climate runaway that will trash the habitable parts of the earth.

Perhaps we should put up posters in such places reminding people that where they stand was underwater the last time that the Earth ran a 3°F fever.

Trusting your energy policy to the fossil fuel lobby is like trusting your health care system to the tobacco lobby.

Stopping emissions growth represents the most minimal of do-something responses.