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(U.S. Air Force photo by Airman 1st Class Alexxis Pons Abascal)

Illinois may have as much as a quarter of all lead service pipes in the country, according to U.S. Sen. Tammy Duckworth, who is leading the push for a bipartisan infrastructure bill to rebuild the nation’s water systems. We discuss what else is being done to address the issue.

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Chicago’s Southeast Side. (WTTW News)

We speak with Angela Tovar, the city’s recently named sustainability officer, about a new air quality ordinance and improving Chicago’s environment.

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General Iron’s Lincoln Park facility. (WTTW News)

The city outlined a laundry list of rules General Iron would have to abide by in order to start up its metal shredding operation on the Southeast Side, while neighbors continue to push officials to deny the company’s permit application — which has yet to be filed.

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Angela Tovar (Courtesy of the City of Chicago)

Angela Tovar, a Chicago native who grew up in the South Chicago community, has been named the city’s chief sustainability officer.