Don't forget to turn off unnecessary lights between 8 and 9pm tomorrow night, March 29. It's part of Earth Hour, and Chicago is one of the partner cities. Do what you can to make the skyline go dim.
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Don't forget to turn off unnecessary lights between 8 and 9pm tomorrow night, March 29. It's part of Earth Hour, and Chicago is one of the partner cities. Do what you can to make the skyline go dim.
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