When George HW Bush promised to be the “environmental president,” few took the claim seriously. It was written off as campaign rhetoric, especially untrustworthy because it came from the vice president of the most anti-environmental administration since “the environment” was born as a social movement in the 1960s.
But after Bush won the White House in… »

There are plenty of motivations to switch from fossil fuels to solar power. Jobs. National security. Economics. Groovy technology.
Below, however, are what we think are the most important reasons: the 389.47 molecules of CO2 found in every million molecules of dry air — that is, once water molecules have been removed.
While we’ll continue to focus… »

If you click on the video screen below, you’ll see an advertisement. The video was produced by APS, the largest utility in Arizona. The Phoenix Sun isn’t getting paid to run this ad, but that’s ok. Because, in addition to being an advertisement for APS, it’s also a convincing pitch for solar power.
With atmospheric CO2… »