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Ohio v. Environmental Protection Agency

The U.S. Supreme Court, 5-4, granted three states' and several industry groups' applications to stay enforcement of EPA's 2023 rule issuing a federal implementation plan (FIP) for 23 states whose SIPs the Agency determined had failed to adequately address new air quality standards for ozone levels u...

EPA’s New Particulate Matter Standard

On February 7, 2024, the U.S. Environmental Protection Agency (EPA) announced a final rule imposing a stricter limit for the fine particulate matter (PM2.5) national ambient air quality standard (NAAQS). The annual exposure standard for PM2.5, currently set at 12 micrograms per cubic meter of air, will now be 9 micrograms per cubic meter, marking the first time in over eight years that EPA has strengthened any NAAQS. The rule is predicted to have many health benefits, such as preventing 4,500 premature deaths by 2032, which may particularly affect overburdened communities.

Multnomah, County of v. Exxon Mobil Corp.

A district court adopted a magistrate judge's findings and recommendations to remand to state court a climate liability lawsuit brought by an Oregon county against oil and gas companies. The county initially sued in state court, arguing the companies failed to warn consumers about the negative effec...

New York, City of v. Exxon Mobil Corp.

A district court granted New York City's motion to remand to state court a climate deception lawsuit brought against fossil fuel companies. The city initially sued the companies in state court, arguing they violated the city's consumer protection law by misleading consumers about the impact of their...

G.B. v. United States Environmental Protection Agency

A district court granted EPA's motion to dismiss for lack of redressability a climate liability lawsuit brought by a group of minors in California. The plaintiffs argued EPA violated their constitutional rights by intentionally allowing dangerous levels of pollution to enter the atmosphere from sour...

Texas v. Securities and Exchange Commission

The Fifth Circuit dismissed for lack of standing four states' challenge to the Securities and Exchange Commission's final rule requiring funds to disclose their votes on environmental, social, and governance matters. Texas, Louisiana, Utah, and West Virginia argued they had suffered injury as invest...

Sinclair Wyoming Refining Co. LLC v. Environmental Protection Agency

The D.C. Circuit rejected challenges to renewable fuels standards EPA set for 2020, 2021, and 2022. Cellulosic biofuel producers argued the standards were set too low, and petroleum refiners argued they were set too high. Specifically, the biofuel producers argued EPA misinterpreted or unreasonably ...

The Coastal Property Insurance Crisis

More severe storms and rising sea levels pose a threat to U.S. coastal communities, including millions of homes and businesses. Insured damages to coastal property are steadily increasing, insurance premiums are increasing, and private insurance companies have stopped serving some coastal states. Taken together, the consequences of declining availability and increasing costs constitute a coastal property insurance crisis.