President Preckwinkle signs a pledge to reduce her use and waste of plastic.
Cook County is doing its part to help stem climate change.
The county is exceeding its target for reducing Greenhouse Gas Emissions from its buildings.
Cook County is participating in a pilot program to test and develop new ways to save energy.
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. …