The 111th Annual Convention and Exposition of the Air and Waste Management Association convened in Hartford, June 25-28 at the Connecticut Convention Center. Gale F. Hoffnagle, CCM was the general Chairman. The keynote session was given by the Honorable William Wehrum, Assistant Administrator for Air and Radiation of the United States Environmental Protection Agency, Janet McCabe, Professor at University of Indiana and former Assistant Administrator for Air and Radiation and Roger Kranenburg Vice President of Eversource. Over 200 technical presentations were made during the conference, highlighted by a Critical Review of air emissions from transportation sources. There were over 850 attendees from throughout North America and the world.