Bioplastics not necessarily the greenest

Bioplastics would seem to be a positive development in many ways. Rather than needing to have petroleum extracted and processed to supply the feedstock for making plastic, plant-based materials are used instead. However, a study by University of Pittsburgh researchers finds that plant-based plastics are not necessarily greener than petroleum-based ones. Read more from GetWithGreen.com. http://www.getwithgreen.com/2010/12/07/bioplastics-not-necessarily-the-greenest/