Even if we stop the growth, we'd still be adding a constant amount of fossil carbon to the atmosphere each year.

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.

Even if we stop the growth, we'd still be adding a constant amount of fossil carbon to the atmosphere each year.

Since Serengeti-scale savanna scenes are only one or two million years old, our earliest after-the-apes ancestors didn't move into this scene so much as they evolved with it, as the slower climate changes and uplift produced more grass and less forest.

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

Unless we redesign our civilization in numerous ways, all of the science in the world won't save us.