Puerto Rico's power grid broke down again on Thursday, leaving some 800,000 customers without power, as the US Caribbean possession struggles to recover five months after Hurricane Maria slammed the island.
The Stone Edge Microgrid survived the fires. Now its owners are developing a new project, incorporating lessons learned.
Leaders of task force explain how they arrived at ambitious energy goals for campus.
In a windsurfers’ paradise, turbines capture gusts that pick up at exactly the right time - or the wrong time, if you're trying to sell natural gas.
Nearly half of the municipal buses on the road worldwide will be electric within seven years, with China expected to dominate the global market as it aims to cut urban pollution and support domestic manufacturers.
Winter Olympian Apolo Ohno and soccer players David Villa and Kaká are helping to fund a new push for renewables as the island rebuilds.
Petco Park is about to become home to the largest solar power system in Major League Baseball.