Santa Rosa CityBus is very pleased to announce that, through a grant from the Bay Area Air Quality Management District’s Transportation Fund for Clean Air, it is providing FREE rides on all CityBus routes on Earth Day! Pollution caused by vehicles is the source of 60% of the greenhouse gas emissions in our City. This is a great opportunity to learn how riding CityBus can markedly improve air quality while, saving money. Santa Rosa CityBus is committed to providing clean air choices to the people who live and work in Santa Rosa by providing new diesel-electric and gas-electric hybrid buse, Santa Rosa Free Ride Trip Reduction Incentive Program and Learn to Ride CityBus – travel training program.