In the 1800s, germ theory was discovered, revolutionizing medical science. In the 21st century, the effects of airborne particles are even more apparent. Join us for the Clean Air Expo to learn about the future of clean air from leading experts. Register: tinyurl.com/34hrfm2s

Hi Thanks for organizing. Communication could be better though: - Why isn't the event accessible worldwide? - Why does the website depicts many more speakers as the event page (23 vs 5)? - Why can't we see who speaks on which day? - Tuesday Oct 24, 08:00 PM... in what time zone??