Associated Press: As of now, legislation in the U.S. House on energy and greenhouse gas emissions does not include using wood from mature federal forests as renewable biomass for clean power. And that’s not sitting well with Rep. Stephanie Herseth Sandlin, D-S.D., and Sen. John Thune, R-S.D., who both have introduced legislation to allow the production of cellulosic ethanol out of woody biomass, such as downed trees, trimmings and brush from federal lands. The bills are aimed at changing …