Smog forms from the combination of sunlight and pollution from things like cars and industrial plants. It can make it more difficult to breathe and aggravate lung and heart conditions.

Power providers in Kentucky and Indiana say some federal restrictions on coal ash and greenhouse gas pollution should end.

U.S. industry is a major source of the greenhouse gas pollution causing climate change. Some operations emit way more than others, and new reports show where they are.

Blast furnaces that use coking coal generate the largest share of emissions in the steelmaking process.

Climate change does not only impact water availability, it can also impact its quality.

Many residents believe toxic vapors that seeped into homes and businesses from the water are responsible for rare childhood cancers and other health problems in the area.

Indiana and 44 other states have released their initial plans to reduce greenhouse gas emissions with the help of a federal grant. Climate advocates say there's a lot to love in Indiana's plan, but the Indiana Department of Environmental Management is likely underestimating what the state can achieve.

Coal ash contains chemicals like arsenic, which can cause cancer and heart disease. It was used as construction fill in hundreds of properties in the Town of Pines.

Former experts with the Environmental Protection Agency say there are some things IDEM could do.

Though IDEM said the meeting was canceled because the School City of East Chicago didn't want the media to attend, the district said it was because members of the public tried to force their way in and that IDEM didn't provide adequate security for the meeting.