2018 Environmental Performance Index: Air quality top public health threat
Green Car Congress
JANUARY 24, 2018
Now in its twentieth year, the biennial report is produced by researchers at Yale and Columbia Universities in collaboration with the World Economic Forum. São Tomé and Príncipe, Kuwait, and Timor-Leste also increased their ranking due to several factors, including the establishment of areas protecting biodiversity and habitat. The 2018 Environmental Performance Index (EPI) finds that air quality is the leading environmental threat to public health.