+25% difference from 2016 levels +20 +15 After years of national decline … fine particulate pollution (PM2.5) started to increase after 2016. +10 +5.5% +5 0 2010 2012 2014 2016 2018 +25% difference from 2016 levels +20 +15 After years of national decline … PM2.5 pollution started to increase after 2016. +10 +5.5% +5 0 2010 2012 2014 2016 2018 +25% difference from 2016 levels +20 +15 After years of national decline … fine particulate pollution (PM2.5) started to increase after 2016. +10 +5.5% +5 0 2010 2012 2014 2016 2018 Source: National Bureau of Economic ResearchNew data reveals that damaging air pollution has increased nationally since 2016, reversing a decades-long trend toward cleaner air. A recent study found a significant link between air pollution and the risk of miscarriage.

Source: New York Times October 24, 2019 09:01 UTC