On Thursday, the Supreme Court delivered a major setback to President Joe Biden\u2019s ambitious climate goals, ruling in a 6-3 decision that the Environmental Protection Agency does not have the broad authority to curb planet-warming pollution from power plants. POLITICO\u2019s Alex Guill\xe9n explains how this ruling creates a significant obstacle to Biden\u2019s hopes of addressing global warming and could raise questions about the authority of other federal agencies.