Suncor Energy (U.S.A.) Inc., et al., Petitioners v. County Commissioners of Boulder County, et al.

  1. October 07, 2026

    Alito Explains Recusal But Says It Shouldn't Become Practice

    U.S. Supreme Court Justice Samuel Alito said this week he "reluctantly" recused himself from a dispute that could decide whether state and local government can sue Big Oil in state courts for damages related to greenhouse gas emissions, while suggesting the high court's members shouldn't make a practice of explaining their reasons for stepping away from cases.

  2. October 06, 2026

    EPA's Climate Retreat Sidelined As Justices Weigh State Torts

    The Trump administration's recent moves renouncing its authority to regulate greenhouse gas emissions appear unlikely to sway the U.S. Supreme Court in deciding whether state and local governments can pursue climate change lawsuits against fossil fuel companies, attorneys say.

  3. October 06, 2026

    Justices Fret Any Climate Tort Ruling Will Open Pandora's Box

    U.S. Supreme Court justices Monday pondered the risks of far-reaching fallout whether they allow or restrict burgeoning lawsuits targeting oil companies, acknowledging fears of near-limitless litigation but also struggling to distinguish climate torts from famous legal battles involving tobacco and opioids.

  4. October 05, 2026

    Justices Unsure Climate Lawsuits Are A Constitutional Matter

    U.S. Supreme Court justices on Monday appeared reluctant to endorse the argument that climate change lawsuits brought by state and local governments against fossil fuel companies are constitutionally prohibited, even as they questioned whether such lawsuits can be sustained.

  5. October 03, 2026

    Up First At High Court: Climate Torts & Munitions Disposal

    The U.S. Supreme Court will begin its new term on Monday, when the justices consider whether state courts have the authority to hear climate change lawsuits that seek to hold fossil fuel companies liable for local damages caused by greenhouse-gas emissions and whether federal courts can hear constitutional challenges to veterans benefits laws.

  6. October 02, 2026

    Meet The Attys Arguing Colo. Climate Tort At The High Court

    U.S. Supreme Court oral arguments over the future of climate change torts against energy companies on Monday will feature a trio of attorneys who have spent plenty of time at the high court's lectern. Here's who will be arguing for or against letting the city and county of Boulder, Colorado's climate lawsuit against ExxonMobil and Suncor Energy proceed in state court.

  7. October 02, 2026

    5 Supreme Court Cases To Watch This Fall

    The U.S. Supreme Court will convene Monday to begin its 2026 October term, which includes several cases that could determine the future of climate change tort litigation, expand religious freedoms and parental rights, and grant states authority to require proof of citizenship when individuals register for presidential elections using state forms. 

  8. September 28, 2026

    Alito Makes Last-Minute Recusal From Colo. Climate Case

    Justice Samuel Alito on Monday recused himself from the city and county of Boulder, Colorado's climate change tort lawsuit against Exxon Mobil Corp. and Suncor Energy, just a week before the case is set to be heard by the U.S. Supreme Court.

  9. August 26, 2026

    Oil Cos. Insist High Court Must End Colo. Climate Suit

    Exxon and Suncor Energy argued Wednesday in their latest brief urging the U.S. Supreme Court to end the city and county of Boulder, Colorado's climate change tort lawsuit against them that allowing the case to proceed would set a precedent that juries can make decisions on energy policy.

  10. August 04, 2026

    Climate Crisis Costs Top $8B In Indian Country, Justices Told

    More than a dozen Indigenous nations, federal Indian law professors and tribal organizations are backing Boulder County, Colorado, in the Supreme Court, telling the justices that climate change has already caused roughly $8 billion in disruptions across Indian Country, yet the federal government provides only $400 million to mitigate them.