Wichita Eagle: As a 23-year-old electrical engineer, Ward Jewell was convinced the days of the sun and wind providing the nation with a high percentage of its renewable energy for electricity were just around the corner. That was 1980. “I thought it would happen by 1985,” said Jewell, who at the time was working for the Oak Ridge National Laboratory in Tennessee. “I thought everyone would see it the way we did.” It didn’t happen. In fact, as memories of the 1970s Arab oil embargo …