Both ozone and particle pollution are dangerous to human health. The Environmental Protection Agency (EPA) engaged a panel of expert scientists, the Clean Air Scientific Advisory Committee, to help them assess the evidence. The EPA released their most recent review of the current research on health threat of ozone and particle pollution.American Lung Association, Ozone Pollution, 2013. http://www.stateoftheair.org/2013/health-risks/health-risks-ozone.html#_edn23 American Lung Association, Particle Pollution, 2013. http://www.stateoftheair.org/2013/health-risks/health-risks-particle.html#ref64
