U.S. biofuel company Solazyme Inc said on Thursday it will be providing its algae-derived jet fuel to the U.S. Navy for testing and certification.

Privately held Solazyme will sell 1,500 gallons of the green fuel to the U.S. Navy, which is buying fuel from the San Francisco-based company for the second time.

California Governor Arnold Schwarzenegger is ready to put his star power to work for President Barack Obama on the environment when his own term ends next year, the former movie actor said on Thursday.

It hasn't yet reached Ali Lamie's small store, which flashes with colours as he charges cellphones by the rack. But after more than 30 years, Bumbuna hydroelectric dam is bringing power and economic hope to Sierra Leone.

Mumbai Cowdung and kitchen wastes will turn into cooking gas everyday at the Bombay Society for Prevention of Cruelty to Animals (SPCA) Hospital, which has installed a biogas plant on its Lower Parel premises.

The organic conversion will involve no extra energy or electricity. What

Mayor Antonio Villaraigosa wants to make Los Angeles the "cleanest, greenest big city" in the United States, but a key project to bring renewable energy across the desert to the city could change under pressure from environmental groups.

The German army has identified a series of wind park projects as a threat to national security and blocked investments worth 1.5 billion euros because it fears spinning wind turbines will interfere with its radar systems.

The U.S. government on Tuesday awarded $550 million in grants to develop renewable energy projects to help double U.S. renewable energy production over the next few years, an Obama administration goal.

The grants will pay cash to companies in lieu of tax credits to support solar, wind, biomass and other renewable energy production facilities.

As the United States' power grid becomes more sophisticated, electricity rates will need to rise to reflect periods of intense energy use and to encourage consumers to change their electricity habits, U.S. Energy Secretary Steven Chu said on Monday.

The Canadian Wind Energy Association is holding its annual conference and trade show in Toronto this week. It is expected to draw more than 2,000 attendees, 200 exhibitors and more than 100 speakers.

Below are facts about wind power in Canada: