….”That?s the new frontier,” said Gary Radloff, director of Midwest Energy Policy Analysis for the Wisconsin Bioenergy Initiative at UW-Madison. What?s exciting for ethanol plants is that much of the progress is taking place under their roofs. “So the ability to take advantage of that pre-existing infrastructure is good business and good environmental consideration. We don?t need to reinvent the wheel,” said John Greeler, director of education and outreach at the UW?s Great Lakes Bioenergy Research Center.