4 Min Read (Reuters) - Even as the U.S. economy makes the switch over coming decades to renewable energy like wind and solar, the nation needs to ensure its fossil fuel industry stays healthy, a top U.S. central banker said on Friday. FILE PHOTO: Dallas Federal Reserve Bank President Robert Kaplan speaks at the Commonwealth Club in San Francisco, U.S., October 11, 2019. REUTERS/Ann Saphir “The challenge for the country will be to transition, but it’s going to also be critical for the country that you have a healthy oil and gas business,” Dallas Federal Reserve President Robert Kaplan told the North Dallas Chamber of Commerce Energy Forum.