Sempra Energy (NYSE: SRE) announced Tuesday it has been added to two sustainability indexes, the Dow Jones Sustainability North American Index and the Carbon Disclosure Leadership Index. 

By unanimous vote, the San Diego Association of Governments’ Board of Directors accepted Friday several proposed changes to the draft version of the 2050 Regional Transportation Plan. 

In his three decades as an entrepreneur in green companies, Robert Noble has seen the industry fluctuate concurrent with changes in technology, government policy, the stock market, and the availability of investment dollars. 

SACRAMENTO -- Lawmakers failed to renew a statewide utility surcharge before the end of their session, dealing a blow to Gov. Jerry Brown's plan to promote alternative energy. 

NEW YORK (AP) -- The European debt crisis is taking a toll on the solar industry, sending shares lower Wednesday. 

Baja Sun Energy SRL said it will invest more than $500 million in a solar-panel factory and energy farm in Baja California that will sell power on both sides of the Mexico-U.S. border. The company will open a sales office in San Diego. 

As November’s general election creates numerous possibilities for policy change both in San Diego and across the country, a group of executives from companies and groups involved in the expansion of solar energy systems discussed the state of their economies at a Daily Transcript roundtable. 

In the aftermath of the summer bankruptcy of the government-backed California solar panel maker Solyndra, expectations among renewable energy wonks, who describe the company’s failure as an outlier among many successes, remain generally high. But some policy research analysts are more skeptical — not doubtful, but still skeptical. 

When entering San Diego's business community about 30 years ago, Clint Walker’s aim had nothing to do with being in the solar business. His success as the co-founder and president of Southwestern Solar Systems since his entrance to the business in 2009 came about in much the same fashion his other major endeavors have. 

When Cecilia Aguillon, director of marketing and government relations for Kyocera Solar Inc., immigrated to the United States from El Salvador as a teen, she grew into a young adult with a lofty goal in mind: to save the world. 

Some people look at buildings and see a combination of wood, steel and mortar with a number of things inside to make them more comfortable and workable — lighting, computers and maybe a few windows, even if they can't be opened.