Setting fire to a million acres of California could cut smoke by half

You can fight fire with fire, even in the flammable forests of the western US.

According to a study of California’s record 2020 fire season, intentional burning of land can reduce the severity and smoke of firefighters burning those areas, even when they burn when they are prescribed. “We show there is a net benefit,” he says Makoto Kelp at Stanford University in California.

The idea of ​​”ordered to burn” is…