This week: We conclude our look into a northern Indiana town fighting for clean water 30 years after undisclosed contamination at a coal ash landfill.

This week: The first part of our look into a northern Indiana town fighting for clean water 30 years after undisclosed contamination at a coal ash landfill.

This week: A new study says beneficial cover crops could have a temperature-changing dark side, and a beer maker gave wind power a multi-million dollar spotlight.

This week: A Purdue University professor has created a process to turn toxic coal ash into rare earth metals, and a central Indiana rideshare program lets Hoosiers save money on their commute while reducing emissions.

This week: People living or working near gas stations might be exposed to a far higher level of toxic fumes than previously thought, and we take a look at a restaurant named the best eco-friendly restaurant in the state of Indiana.

This week: IER investigates how the government shutdown is affecting national parks in Indiana, and we speak to an Obama-era official who says a new EPA proposal could allow power plants in Indiana and across the country to emit more toxic pollutants into the air and neuter future environmental policies.

This week: Millions of servicemembers and their families may have been exposed to chemicals linked to potentially deadly health conditions, and an Indianapolis group specializes in turning discarded building materials into fashion.

This week: A Chinese law threatens to reduce the number of endangered Amur tigers in the wild, and your choice of Christmas tree could make a significant environmental and economic difference.

On Air with IER #6 by Indiana Environmental Reporter

This week: Two plans submitted by consecutive administrations, the Obama-era Clean Power Plan and the Trump administration's Affordable Clean Energy Rule, have different views on how the nation should regulate power plant emissions. Hear why both sides say their plan is better for the U.S.