World health organization

10 facts on environmental and occupational health and cancer

Black soot produced by burning refinery by-products at a petrochemical complex south of Lyon, France
IARC

165 000 cancer deaths due to air pollution in 2004.

Death due to air pollution can be further categorized with:

  • 108 000 deaths caused by outdoor air pollution;
  • 36 000 deaths due to solid fuels used for cooking and heating;
  • 21 000 estimated deaths due to second-hand smoke.
© WHO. All rights reserved.