News
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Today Cook County Board President Toni Preckwinkle released the Cook County 2019 Annual Sustainability Report.
Group buy program to make solar energy more affordable
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.