Record temperatures, high ozone pollution and smoke all hurt air quality. We can help by using transportation alternatives. Take the pledge to reduce your vehicle trips once a week and enter a drawing to win an iPad3 (and more). Take Boulder County's Clean Air Challenge and help our summer air. Sign up now! The Challenge runs July 1st through August 31st. WALK! BIKE! RIDE THE BUS! CARPOOL! TELECOMMUTE! Anyone Can Win!