petroleum consumption

Switchgrass Ethanol Yields Large Net Energy Gain

Switchgrass Ethanol Yields Large Net Energy Gain

LINCOLN, Nebraska, January 8, 2008 – (ENS) – Switchgrass grown for biofuel production produced five times more energy than needed to grow, harvest and process it into cellulosic ethanol, finds a large farm study by researchers at the University of Nebraska-Lincoln published Monday. The five year study also found greenhouse gas emissions from cellulosic ethanol…

Dipping Your Toe in the Car Pool

Dipping Your Toe in the Car Pool

Personal transportation is an oft-discussed topic at TreeHugger, and while the methods and ideas often differ, we can all come to the same conclusion: driving by yourself is a pretty inefficient way to get around. So, even if you can’t drive an electric car [www.sundance.tv] or fuel up with biofuels [www.sundance.tv], there’s something everyone can…