A team from the University of Pittsburgh and the University of Oklahoma investigated the full life cycle impact of one promising ‘second-generation biofuel’ produced from short-rotation oak. The study found that second-generation biofuels made from managed trees and perennial grasses may provide a sustainable fuel resource. Over the years numerous studies have raised critical concerns […]

Hydraulic fracking has been studied with a published paper showing the energy return on investment (aka EROI) with a total input energy compared with the energy in natural gas expected to be made available to end users is similar to or better than coal. The news for the natural gas industry, consumers and landowners lucky […]

css.php