The study finds cheap natural gas and declining power demand are driving coal and nuclear power plant closures.
The contractor was working on the Eagle Valley construction site.
The Obama administration will unveil final rules for carbon emissions Monday, which will include state by state goals.
The U.S. Environmental Protection Agency will set national standards for the regulation of coal ash.
The company will spend $15 million to overhaul its underground network protectors, one of which led to a downtown power outage in August.
Indianapolis Power and Light plans to replace its current coal-fired power plant near Martinsville with a new natural gas plant.
The site used to be a 43-acre site used to be a railroad tie coating facility.
Close to 11,000 Indiana residents lost power during severe weather Thursday night, including wind guests over 70 mph and tornado watches.
The solar farm at the Indianapolis airport is halfway complete and will be comprised of 88,000 panels once it is finished.
Once the second phase is complete, the Indianapolis International Airport's solar farm will consist of 88,000 solar panels.