There are a lot of unknowns about the ecological effects of ocean-based renewable energy. A screwy permitting process, a new analysis argues, makes answering those questions that much harder.
In an excerpt from John Perlin’s new book, Let It Shine: The 6,000 Year Story of Solar Energy, the solar guru explains how making use of the sun's energy is anything but a new technology.
Wind and solar remain small components of the U.S. energy portfolio, but two new data points out this week suggest they're starting to to hit their stride.
The U.S. Southwest is ground zero in the effort to transition America to an energy portfolio of renewables. What are the first steps, and who is making them?