Energy crisis threatens U.S. survival, Gore says

"WASHINGTON (CNN) -- The United States should be making all of its electricity with renewable and carbon-free energy in 10 years, former Vice President Al Gore said Thursday. ...

New biofuels process developed

How big is this?"WEST LAFAYETTE, Ind., March 14 (UPI) -- U.S. chemical engineers have created an environmentally friendly process for producing huge amounts of liquid fuels from plant matter. The Purdue University...

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