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

  1. December 21, 2023

    The Biggest Environmental Law Cases Of 2023

    From a Supreme Court decision reshaping water rights in the United States to ongoing fights over so-called forever chemical contamination, lawsuits concerning the environment rumbled through the courts in 2023. Here, we look at the lawsuits that shaped the year.

  2. July 18, 2023

    Biggest Energy-Related Rulings Of 2023: Midyear Report

    The first half of the year saw the U.S. Supreme Court redefine federally protected waters, approve constitutional challenges to in-house enforcement at the Federal Energy Regulatory Commission and open the door to state lawsuits against oil giants for their alleged role in the climate crisis. Here's a look at some of the biggest energy-related court rulings in the first half of the year.

  3. July 12, 2023

    The Biggest Environmental Rulings Of 2023: Midyear Report

    This year has already brought several landmark environmental rulings, from the U.S. Supreme Court's decisions narrowing the scope of the Clean Water Act and allowing a California animal care law to survive to important settlements by major companies accused of wrongdoing in "forever chemicals" litigation. Here are some of the biggest environmental law decisions so far in 2023.

  4. April 24, 2023

    Justices Stay Out Of Climate Suit Forum Fight

    The U.S. Supreme Court on Monday refused to weigh in on whether climate change suits brought by state and local governments against fossil fuel companies belong in federal court, paving the way for dozens of suits to proceed in state and local courts.

  5. April 05, 2023

    DOJ Can't Justify Climate Suit Flip-Flop, Justices Told

    ExxonMobil and Suncor on Wednesday urged the U.S. Supreme Court to disregard the federal government's argument that a climate tort against the oil companies belongs in state court, saying the U.S. Department of Justice can't explain its about-face from the position previously taken by the Trump administration.

  6. March 16, 2023

    DOJ Tells Justices Boulder Climate Suits Should Stay In Colo.

    The U.S. solicitor general on Thursday urged the U.S. Supreme Court to pass on reviewing a Tenth Circuit ruling that a climate tort against Exxon and Suncor belongs in state court, saying circuit courts have correctly determined that such claims aren't a matter of federal law.

  7. October 03, 2022

    High Court Wants DOJ Input Over Climate Suit Remand

    The U.S. Supreme Court on Monday asked the solicitor general's office to weigh in on which courts can hear climate tort litigation against fossil fuel companies as the justices mull whether to review the Tenth Circuit's ruling that a suit against Exxon and Suncor belongs in state court.

  8. August 24, 2022

    Energy Cos. Insist Justices Can Review Climate Suit Remand

    Colorado local governments can't rebut the clear conflict between the Tenth Circuit's remand of their climate change lawsuit to state court and a Second Circuit ruling that such cases are a federal matter, ExxonMobil and Suncor Energy told the U.S. Supreme Court on Wednesday.

  9. August 10, 2022

    Colo. Gov'ts Ask Justices To Honor Climate Suit Remand

    A trio of Colorado local governments have asked the U.S. Supreme Court to reject Exxon Mobil Corp. and Suncor Energy Inc.'s effort to overturn the Tenth Circuit's ruling that a lawsuit seeking climate-change-related infrastructure damages belongs in state court.

  10. July 12, 2022

    Red States Urge Supreme Court To Take Up Climate Suit

    In a series of amicus briefs, a group of Republican-led states and trade groups, including the American Petroleum Institute and the National Association of Manufacturers, told the U.S. Supreme Court that the Tenth Circuit wrongly sent back to state court claims by Colorado local governments that ExxonMobil Corp. and Suncor Energy USA Inc. can be held responsible for the damage caused by greenhouse gas emissions.