ScienceDaily: When it comes to transportation fuels, carbon-neutral biofuels as an alternative to gasoline are coming. While the focus of a shift from gasoline to biofuels has been on global warming, such a shift could also impact human health. A grant from the Energy Biosciences Institute (EBI) has produced a novel and comprehensive “Life Cycle Impact Assessment’ to measure the benefits on human health that might result from a switch to biofuels. Although there are a number of uncertainties that …