Duke Energy expects to spend up to $5.5B on environmental compliance

Duke Energy expects to spend up to $5.5B on environmental compliance
Duke Energy expects to spend up to $5.5 billion to meet environmental rules through 2023, including changing how the company handles coal ash. http://www.utilitydive.com/news/duke-energy-expects-to-spend-up-to-55b-on-environmental-compliance/229390/