Environmental

Cook County will turn off its non-essential lights March 30 to commemorate Earth Hour and call attention to climate change. 

Cook County Board President Toni Preckwinkle announced Cook County and the Forest Preserves of Cook County are stepping up the fight against climate change.

Cook County saved nearly $8.6 million and significantly decreased energy use in the first two years of implementing energy efficiency improvements by using guaranteed energy savings performance contracts. 

The Cook County Department of Environment and Sustainability was awarded two brownfield grants from the U.S.

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New report shows 19 percent reduction in greenhouse gas emissions from County operations

Community shared solar power brings equity, jobs and protects the environment

Initiative encourages economic development; environmental stewardship

Cook County Board President Toni Preckwinkle announced today a partnership with leaders from Dane County, Wisconsin to join “We Are Still In,” a coalition of governmental and institutional leaders dedicated t

Cook County Board President Toni Preckwinkle today announced the County’s Dunne Administrative Building has achieved LEED Gold certification.  

Cook County Board President Toni Preckwinkle today announced changes to the Cook County Department of Environmental Control, including renaming the agency and reducing some of its fees.