In early May, flames began to spread through a pine forest, consuming a dense carpet of leaves and underbrush. The burn was the definition of a "good fire," intentionally ignited to clear vegetation that could fuel future infernos. It happened in the state leading the nation in controlled burns: Florida. As Western states contend with increasingly catastrophic wildfires, some are looking to the Southeastern U.S., where prescribed fire is widespread thanks to policies put in place decades ago. From 1998 to 2018, 70% of all controlled burning in the country was in the Southeast. While a continent apart, both regions...