 saying that there have been similar attempts to closing power plants that were tried under former President Barack Obama but were overturned by the Supreme Court. According to the EPA, they see the world change could prevent up to 1,200 premature deaths across the nation, including 870 hospital and emergency room visits, 1,900 cases of asthma onset, and 360,000 cases of asthma symptoms. The rule would put harsher regulations on energy companies in certain communities.