https://www.scientificamerican.com/article/how-justice-ginsburgs-death-could-affect-future-climate-rulings/

If President Trump is able to replace the late Justice Ruth Bader Ginsburg on the nation's highest bench, he may stymie climate action for generations to come.

Legal experts say that the addition of a sixth conservative justice to the court could lock in opposition to expansive readings of the Clean Air Act that encompass greenhouse gas emissions or trigger a reexamination of the landmark 2007 climate caseMassachusetts v. EPA.