At the Fond du Lac wastewater treatment plant, the future of new renewable energy is on the horizon.Cody Schoepke is the plant's general manager. He says he is excited about the project, which has been many years in the making."I've been with the city for 11 years now," Schoepke said. "And they were talking about it when I started."Schoepke said the $32 million project will add a biosolids dryer, storage area and a system to turn raw biogas into…