June 11, 2008 - Exclusive - No ponds, no fresh water, no harvesting, no oils. One algal biofuel company says it's found a way to convert algae directly into ethanol on the cheap. Full Story »

Even the biorefineries are big in Texas.

It never ends, does it?

Today Houston, TX-based GreenHunter Energy (AMEX: GRH) announced celebration plans for next week's opening and tap-turning (as they say) of its new biodiesel refinery—which it claims is the 'nation's single largest' to date.

May 30, 2008 - Exclusive - Short changing, improper relationships, and rumors. It must be Friday. And it must be the Cleantech Avenger!Full Story »

April 7, 2008 - Exclusive - Leaf Clean Energy, formed by the Shaw Group, is investing $20 million in Greenline's technology.Full Story »

April 1, 2008 - Exclusive - American Water Works is back with a big offering, and Energy Recovery is also on the way with an initial share sale.Full Story »

March 28, 2008 - News Brief - The company, which has reported liquidity issues, pulled in the cash amid a shaky time for the ethanol industry.Full Story »

March 20, 2008 - Exclusive - Cash flows for efficient lighting and cellulosic ethanol, but one company's offering gets cut, along with nine other deals spotted over the past week.Full Story »

March 18, 2008 - Exclusive - Biodiesel offering is dropped less than three months after Imperium Renewables put its own share sale plans on hold.Full Story »

March 13, 2008 - News Brief - The North American carrier announced the move in the wake of a recent test flight from the U.K.'s Virgin Atlantic.Full Story »

February 25, 2008 - News Brief - The Boeing 747 flew from London to Amsterdam powered by fuel from Imperium Biofuels.Full Story »