Legionnaires disease (LD) cases rose ninefold between 2000 and 2018, and the reasons for the dramatic global rise have been a scientific mystery. This week, a research team proposed a surprising factor: a drop in air pollution.
Legionnaires disease (LD) cases rose ninefold between 2000 and 2018, and the reasons for the dramatic global rise have been a scientific mystery. This week, a research team proposed a surprising factor: a drop in air pollution.