Biofuels as Invasive Species?

As the United States looks to crops as possible future sources of energy, a University of Arkansas researcher and his colleagues call for caution, citing the possibility of some biofuel crops becoming invasive species.

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<p><a href="http://www.physorg.com/news78069543.html">Biofuels as Invasive Species?</a></p> <p>As the United States looks to crops as possible future sources of energy, a University of Arkansas researcher and his colleagues call for caution, citing the possibility of some biofuel crops becoming invasive species.</p>