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Science 4 January 2008:
Vol. 319. no. 5859, pp. 43 - 44
DOI: 10.1126/science.1153103
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Perspectives

ENVIRONMENTAL SCIENCE:
How Green Are Biofuels?

Jörn P. W. Scharlemann and William F. Laurance

Many biofuels are associated with lower greenhouse-gas emissions but have greater aggregate environmental costs than gasoline.

The authors are at the Smithsonian Tropical Research Institute, Apartado 0843-03092, Balboa, Ancón, Panama. E-mail: jscharlemann{at}gmail.com; laurancew{at}si.edu

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THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Indicators of Carbon Storage in U.S. Ecosystems: Baseline for Terrestrial Carbon Accounting.
C. Negra, C. C. Sweedo, K. Cavender-Bares, and R. O'Malley (2008)
J. Environ. Qual. 37, 1376-1382
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Science. ISSN 0036-8075 (print), 1095-9203 (online)