Toxic air kills over half a million children every year, yet only once has air pollution been listed as a cause of death on a death certificate.
https://www.wired.com/story/wired-health-rosamund-adoo-kissi-debrah-clean-air-pollution/
https://www.wired.com/story/wired-health-rosamund-adoo-kissi-debrah-clean-air-pollution/