| http://www.w3.org/ns/prov#value | - The point is that land is not free, either in terms of money or of carbon.* * *There is an important exception to Searchinger's equation, something he calls the free carbon lunch: waste products.Of the $50-million Florida has devoted to ethanol production and research, at least $13-million went to projects that will use waste such as tree trimmings and citrus peels.
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