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PetroAlgae looks to raise $200 million for algae-growing equipment, although making fuel from algae cost-effectively has proved elusive.
Another Big Oil company looks to build large-scale production facilities for generating biofuel from algae.
Even with the demise of an algae biofuel pioneer this week, PetroAlgae and others are sticking with it because they believe in algae's advantages over other feedstocks.
The United States has enough land in water-rich climates to safely become a serious algae oil producer without damaging water supply.
Gevo seeks to scale up its process of using plants to make isobutanol, a renewable hydrocarbon that can be used to make chemicals and liquid fuels, including jet fuel.
Sales and usage of new OS are up, while Intel attracts additional antitrust attention. Also: AT&T has a lawyer for that app ad.
New partnership with biotech firm Synthetic Genomics paves way for ExxonMobile to research and develop next-gen biofuels from algae.
Can algae be a competitive biodiesel feedstock with oil below $50 a barrel? Aurora Biofuels new CEO says yes, once there's a price on carbon emissions.
GreenFuel Technologies, one of the only algae companies to boast an actual customer, has cut its staff by half to "weather the economic storm."
More people and companies are getting on the clean-tech bandwagon, but the financial crisis and falling fossil-fuel prices have cooled the frenzied pace of innovation.