June 29, 2015 11:50
by J. Wylie Donald
The Energy Information Agency predicted the retirement of up to 60 gigawatts of coal-fired electricity generation by 2020. A significant contributor to that evolution was the Mercury and Air Toxics Standard or MATS Rule. Until today that is, when a 5-4 majority on the Supreme Court concluded in Michigan v. EPA that EPA’s failure to consider cost in deciding to regulate power plant emissions was improper.