Study shows air pollution may be causing cognitive decline in people Zero Geoengineering Posted on October 27, 2018 by directorOctober 27, 2018 28 August 2018 | by Bob Yirka | Medical Xpress Researchers study link between air pollution and human cognitive decline. Link To Article Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Tumblr (Opens in new window) Tumblr Share on Reddit (Opens in new window) Reddit Email a link to a friend (Opens in new window) Email Related