• Will biofuel usage require land? Absolutely, but we think the ability to use winter cover crops, degraded land, as well as using sources such as organic waste, sewage, and forest waste means that actual land usage will be limited. Just these sources can replace most of our imported oil by 2030 without touching new land.

    "Power Q&A: Vinod Khosla". Interview with Elizabeth Gettelman, April 21, 2008.
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