Air pollution can cause mood swings, in different ways for different people: Study

Exposure to air pollution is fueling fluctuations in mood among many Americans, but precisely how these emotional responses take shape varies greatly from individual to individual, a new study has found.

Inhalation of airborne contaminants can cause day-to-day disruptions in "affect," or mood — increasing long-term risk of adverse mental health outcomes and also reducing climate action, according to the study, published Wednesday in PLoS ONE.

Humans' sensitivities to environmental hazards...