Once again turning its back on bedrock precedent and the will of the American people, the U.S. Supreme Court today sent a wrecking ball through the U.S. Environmental Protection Agency’s (EPA) ability to protect us all from climate change. More than that, though, even the still-settling dust cannot conceal the extent of the damage this decision does to our system of regulatory safeguards, as it threatens our ability to take common-sense actions to protect public health, safety, financial security, and the environment.