Mayor Lori Lightfoot and Gov. J.B. Pritzker said the agreement would strike a blow against climate change that scientists say has already begun to cause disasters such as floods and strong storms.

Al Raby High School teacher Jasmine Jones, second from left, and her students talk about their solar panel project. (WTTW News)
A group of students on the West Side are determined to make a big change by confronting environmental issues and working to bring solar energy to their community. We learn more about their vision for Garfield Park.

The Institute of Cultural Affairs installed 483 solar panels on the roof of its headquarters in the Uptown neighborhood, making it the largest number of solar panels on one structure in the Chicago area outside of downtown. The institute tells us how it's part of its master plan on sustainability.