Biofuels cause malnutrition in the world / David Pimentel -- Biofuel and the world population problem / Mario Giampietro and Sandra G.F. Bukkens -- Energy cropping in marginal land : viable option or fairy tale? / Sandra Fahd, Salvatore Mellino, and Sergio Ulgiati -- Can switchgrass deliver the ethanol needed to power U.S. transportation? / Tad W. Patzek -- Biofuels, climate change, and human population / Edwin Kessler -- Uncertain prospects for sustainable energy in the United Kingdom / Andrew R.B. Ferguson -- Net energy balance and carbon footprint of biofuel from corn and sugarcane / Claudinei Andreoli, David Pimentel, and Simone Pereira de Souza -- Water, food, and biofuels / Claudinei Andreoli and David Pimentel -- The potential of Onondaga County to feed its own population and that of Syracuse, New York : past, present, and future / Stephen B. Balogh .. [et al.] -- Energy production from corn, cellulosic, and algae biomass / David Pimentel [and others] -- Biofuels and world food and society issues / Philip McMichael -- The potential of algae and jatropha as biofuel sources / Robert Rapier -- Crop residues for biofuel and increased soil erosion hazards / Rattan Lal -- Biofuels, foods, livestock, and the environment / David Pimentel.