I'd like to be spending less time in planes. I'm getting more and more committed to using and consuming less as part of my efforts to Use 10 Percent Less and one of these is flying less kilometers per … [Read more...] about Spending less time in planes
Sustainability
Solar power for the whole planet?
How much of the Earth's surface would need to be covered by solar panels in order to get electricity from solar power for the whole planet? A remarkably small amount. The large red box in the … [Read more...] about Solar power for the whole planet?
350
http://350.org This is the website of an organization that is trying to build a global movement to reduce the CO2 concentration in the atmosphere back to 350 ppm. This is the level that James Hansen … [Read more...] about 350
How quantum mechanics explains global warming
This is a nice short video (only 5 minutes long) that explains how CO2 acts as a blanket around the Earth. The infrared heat emitted by the Earth would pass out into space except that CO2 captures … [Read more...] about How quantum mechanics explains global warming
Why I must speak out about climate change
This is the first time I've heard a scientist talk really well about the climate change issue. It's clear that the science behind climate change is sound and we can't deny it's truth. Back in the … [Read more...] about Why I must speak out about climate change