Triple biofuels dispenser at Baca Street Biofuels Stations Credit: Charles Bensinger / Renewable Energy Partners of New Mexico

Corn-based ethanol, biodiesel, cellulosic ethanol -- they're all ways to try to reduce our dependence on oil. But how close are we to growing enough fuel to make a difference? In this hour, Ira and guests talk about alternative energy and biofuels.

Plus, we'll hear about a new suite of office programs that run in your web browser. Will online office apps give conventional office software a run for the money?Call in with your questions and comments at 1-800-989-8255 (2-3 Eastern). Teachers, find more information about using Science Friday as a classroom resource in the Kids' Connection.

Guests:
Dan Kammen
Co-director, Berkeley Institute of the Environment
Professor, Energy and Resources Group
University of California, Berkeley
Berkeley, California

Evan Ratliff
Journalist
Author, "One Molecule Could Cure Our Addiction to Oil," Wired Magazine Issue 15.10
San Francisco, California

Tim Appenzeller
Executive Editor, National Geographic Magazine
Edited cover story, "Green Dreams," in October National Geographic
Washington, DC

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Eric Lai
Reporter, Computerworld
San Francisco, California

Books/Articles Discussed:

"Green Dreams," in October National Geographic

"One Molecule Could Cure Our Addiction to Oil," Wired Magazine Issue 15.10

(find books discussed on previous broadcasts)

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This segment produced by Charles Bergquist