Fixing the planet

This looks interesting: The Discovery Channel will be running a series on geo-engineering, Discovery Project Earth, including an episode on space solar power.

You've heard the dire warning; you've seen the detailed PowerPoint; you've even bought that light bulb with the swirls, but how about some real action?

As Gregory Benford wrote over a decade ago, the standard environmentalist response to global warming is "Sinner abstain!" Maybe that's changing.