Courier-Journal: Did you know this? By 2100, the Southeastern United States, including Kentucky, is expected to have the highest increase in heat index, the measure of comfort combining temperature and relative humidity, of any region of the country. Thats potentially sobering news in Louisville, which already may have the fastest growing urban heat island. The project about regional heat index is from a new draft EPA regional climate adaption implementation plan. It was part of a big release of such plans by...