Air Quality

Ozone at ground level is a harmful air pollutant because of its effects on people and the environment, according to the U.S. Environmental Protection Agency.

Four Cook County Transportation and Highway Department (CCDoTH) facilities will be largely heated through a solar power project financed through a grant accepted by the County’s Board of Commissioners at the December 17th Board meeting.

Cook County tracks and measures several air pollutants through an air monitoring network situated throughout the County.  Particulate Matter (PM) is a pollutant consisting of microscopic particles that can enter the body if inhaled. …