Almanac of Policy Issues: Ozone
   Includes information about the effects of ozone on human health and the environment.
   http://www.policyalmanac.org/environment/archive/ozone.shtml

HowStuffWorks: How Ozone Pollution Works
   Illustrated tutorial examines what ozone is, how it is produced, what health hazards it poses, and what people can do to reduce ozone pollution.
   http://www.howstuffworks.com/ozone-pollution.htm

NY Ozone Action Day Program
   A public/private partnership to help reduce ozone pollution and smog in New York State.
   http://www.ozoneny.org/

North American Research Strategy for Tropospheric Ozone Research Initiative
   Fact sheet (1997) about joint governmental effort to understand ground-level ozone.
   http://clinton3.nara.gov/WH/EOP/OSTP/Environment/html/fac_trop_oz.html

Ozone Transport Commission
   States working together to reduce ground-level ozone in the northeastern United States. Includes public education materials and technical reports.
   http://www.otcair.org/

St. Louis Regional Clean Air Partnership
   An overview of local air pollution; ozone forecasts; real-time images of the arch.
   http://www.cleanair-stlouis.com

Tropospheric Ozone
   Article features information on monitoring pollution effects on Sable Island, Canada.
   http://www.greenhorsesociety.com/Station_Research/tropospheric_ozone.htm