Warning! Pesticides (IMAGE) Barcelona Institute for Global Health (ISGlobal) Caption Pesticides are among the occupational exposures linked with COPD. Credit Photo by <a target="_blank"href="http://www.cgpgrey.com/">http://www.cgpgrey.com</a> [CC BY 2.0 (<a target="_blank"href="https://creativecommons.org/licenses/by/2.0/">https://creativecommons.org/licenses/by/2.0)</a>], via Wikimedia Commons Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.