This Conservative Started An Environmental Event Nine Years Ago And Now It Brings Together Over 100,000 People A Year Leave a Comment / Fresh Green World News / By freshgreenworld EarthX, which brings together over 100,000 attendees every year. We sit down with its founder Trammell S. Crow to discuss the event’s rise to prominence. Source: This Conservative Started An Environmental Event Nine Years Ago And Now It Brings Together Over 100,000 People A Year