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(Evan Garcia / Chicago Tonight)

Looking at the impact of a proposed funding cut to the program that aims to keep invasive species out of the Great Lakes.

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Experts say proposed cuts to the EPA would affect Chicago communities already impacted by pollution and other environmental threats. (Creative Commons /  © 2013, Jeremy Atherton)

Cuts to the EPA’s budget would affect a disproportionate number of minority and low-income residents in Chicago, experts say. 

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Chicago's Department of Public Health plans to investigate manganese sources throughout the city. 

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Manganese is one of the materials processed at a refinery in Worsley, Australia. (Courtesy of South32)

Federal limits for exposure to manganese might not be adequate to protect public health, says a Washington University neurologist. 

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Several advocacy groups are calling on Chicago to ban storage of materials containing manganese in residential areas following a 2016 study that revealed potentially harmful levels of manganese dust on the city’s Southeast Side.

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A company on Chicago’s Southeast Side has 30 days to submit a revised plan to control the release of manganese dust, according to the city’s Department of Public Health.

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A company under pressure from the EPA over potentially harmful emissions of manganese dust has met the agency’s March 1 deadline for installing air monitors at its Chicago facility.

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The Chicago River is a lot cleaner than it used to be. And after years of litigation, the Metropolitan Water Reclamation District and environmental groups have agreed to a settlement and will work together to make the river even cleaner. 

Part 3 of our series examining pollution on Chicago’s Far Southeast Side

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S.H. Bell’s South Avenue O Terminal in Chicago (Chicago Tonight)

A group of Southeast Side residents and activists met Tuesday night to formulate a plan for confronting the latest threat of pollution in one of Chicago’s most industrialized areas.

Part 2 of our series examining pollution on Chicago’s Far Southeast Side

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The carefully documented history of manganese emissions in a small Ohio city serves as a warning for those concerned about newly discovered manganese concentrations on Chicago’s Far Southeast Side.

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S.H. Bell Co., a company linked to potential manganese pollution on Chicago’s Far Southeast Side, said Thursday it is not the sole emitter of manganese dust in the area. 

Part 1 of our series examining pollution on Chicago’s Far Southeast Side

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(Alex Ruppenthal / Chicago Tonight)

For decades, residents on Chicago’s Far Southeast Side lived with clouds of black dust from nearby industrial sites. Now, the community faces a more dangerous pollutant: manganese. 

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(Courtesy of the Sierra Club)

Several dozen employees based in the Environmental Protection Agency’s Chicago office joined a downtown rally Monday afternoon to protest President Donald Trump’s nomination to lead the agency.

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Heartland Institute President and CEO Joseph Bast (Courtesy of Heartland Institute)

With an expected audience of officials appointed by President Donald Trump, the Heartland Institute hopes to reset U.S. climate policy, which is also the theme for its upcoming International Conference on Climate Change.

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(Solar Energy Industries Association)

Cook County is more than halfway through a multiyear project that aims to make solar energy more affordable for residents.

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The decadeslong fight to clean up the Chicago River took a step forward last week with the resolution of two lawsuits targeting phosphorous discharge that has polluted waters from Chicago to the Gulf of Mexico.