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algae biofuels
Breaking the Energy Barrier
Can the Department of Defense solve the world's energy crisis one jet at a time?
18 Sep 2009
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Your Turn
Do you think K-12 teachers should “teach the controversy” about evolution or climate change?
Choices
Yes, evolution is not scientifically proven
Yes, climate change is not scientifically proven
Yes, both are scientifically unproven
No, evolution is a strong scientific theory
No, the evidence for climate change is overwhelming
No, the consensus of scientific evidence is that both are strong theories
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