Experts say half of Indiana's coal plants are 40 years old or more and will need expensive repairs in the next 30 years.

The Petersburg Generating Station activists want to see closed is a coal-fired power plant in southwest Indiana. It's been in the news as what's called a "super polluter."

Since 2008, developers have installed more than 1,000 wind turbines across Indiana, primarily on 16 large wind farms.

Most of the jobs are located in Marion County and the fastest growing sector was in advanced vehicles. It saw 18 percent more jobs last year than the year before.

Vectren turned to the market to find the best sources for its long-term energy plan and mostly received bids for solar and wind projects.

Duke Energy says it has reduced carbon emissions by 31% since 2005 and is working toward a 40% reduction by 2030.

At an annual foreign policy conference at Indiana University last month, Lugar said climate change deserved more of a focus.

Goshen is voicing a commitment to reducing carbon emissions, increasing energy efficiency and boosting the use of renewable energy.

The system is in place at the Center for Culinary Excellence, where all the catering work at Notre Dame is done, plus two dining halls.

A group of evangelicals in Indiana wants the state to expand wind and solar energy.