Indiana ranks 12th in the nation for the amount of wind energy currently being generated. Now, several Indiana counties are rewriting their wind ordinances.

A Purdue University professor is trying to invent a better solar panel.

Indiana used 37-percent less coal for electricity generation between 2007 and 2015. Only Ohio and Pennsylvania saw a larger decrease.

A grant program through the American Lung Association will provide up to 100 percent of the costs to replace the boilers with renewable energy alternatives - geothermal, solar power or a combination thereof.