Mark Z. Jacobson

Clean Energy Could Supply U.S. with 70% of Electricity by 2030, NOAA Director Says

A director of the U.S. National Oceanic and Atmospheric Administration (NOAA) was in Vancouver on Friday for the American Association for the Advancement of Science’s annual convention and mentioned in a talk there that clean, renewable energy (not even including hydroelectric) could cheaply supply 48 states of the continental U.S. with 70% … [continued]

White Roofs May Not Be Good for Climate, May Increase Global Warming (Shocker!)

White roofs have been promoted as a simple, easy, “soft geoengineering” solution to help combat global warming for awhile now. It’s gotten the strong backing of former president Bill Clinton and current Energy Secretary Steven Chu. I thought this was a rather obvious solution we should adopt — reflect more back into space with lighter roofs. Many thought is was a good idea.