All biofuels produced in the world utilize food resources. This contributes to the world starvation problem that is reported to be more than 66% of the world population being malnourished. Starvation is the number one cause of death in the world. Approximately 40% of U.S. corn is being converted...

Energy and society / David Pimentel and Marcia Pimentel -- Energy and power / David Pimentel and Marcia Pimentel -- Solar energy in natural and managed ecosystems / David Pimentel and Marcia Pimentel -- Ecological system, natural resources, and food supplies / David Pimentel and Marcia Pimentel...