Trash-to-energy projects gain support on the West Coast.

Showroom stickers would rank cars based on fuel economy and emissions.

Nation's first energy storage bill passed by the California Legislature.

Mojave Desert facility will be California's first solar thermal project in two decades.

World's largest tidal power turbine unveiled in Scotland.

Plug-in supercar could be yours for a mere $600,000.

60-foot sailboat built from plastic bottles docks in Sydney.

But GM says $350-a-month lease deal will put electric car within reach for many.

Japanese "solar sail" propelled by the sun.

Country moves to make natural-gas fired plants the new clean-power standard.