Improved air quality linked to better mental development in toddlers, study finds

Long-term research in New York shows efforts to reduce air pollution associated with higher cognitive test scoresImprovements in air pollution are leading to brighter, smarter toddlers, according to a new study from Columbia University in New York.For more than two decades, Prof Frederica Perera and a team from the Columbia Center for Children’s Environmental Health measured the air pollution exposure of pregnant women and the development of their children in the disadvantaged communities