Numerous cities, states, and counties have sued fossil fuel companies, with claims based on evidence found in the companies’ own internal documents and statements. These companies have argued their public statements are protected by the First Amendment’s freedom of speech and right to petition clauses. This Article describes the current litigation, discusses the companies’ statements disseminated through various sources, and summarizes U.S. Supreme Court precedent and caselaw on commercial speech.

October 18, 2022, marked the anniversary of the Clean Water Act (CWA), the primary federal law governing pollution control and quality of the waters of the United States. Though the Act has achieved vital successes, whether they can be sustained and how further progress can be made remain fundamental questions. On October 25, 2022, the Environmental Law Institute hosted a panel of experts at its 2022 Annual Policy Forum to evaluate the past 50 years of the CWA, while looking ahead to the next 50 years.