Podcast - Diamond Alternative Energy, LLC v. EPA: The Intersection of Constitutional and Environmental Law
SCOTUS Clean Air Act Cases: What’s New?
Unpacking California's 2024 Zero Emission Fleet Mandate
West Virginia vs. EPA Part II: U.S. Supreme Court Applies the Major Questions Doctrine to limit EPA Regulatory Authority
[Webinar] Growing Greener: Navigating Environmental Laws in the Cannabis Industry
Nota Bene Episode 101: Catching up with Global Climate Regulation with Nico van Aelstyn
Schoenbrod: SCOTUS Ruling Helps EPA Deal With a "Stupid Statute"
Law Prof: The Clean Air Act Needs a Reboot
In early April, President Trump issued several energy-related presidential actions aimed at reviving the coal industry. These actions could boost the domestic coal industry, including by rolling back environmental regulations...more
A local state court in Pennsylvania recently dismissed an array of climate tort claims brought against major fossil fuel companies by a local government--in this case, Bucks County. Among the three dozen or so climate tort...more
In recent years, states and municipalities have attempted to hold fossil fuel companies liable for their alleged impacts on climate change. Numerous states and municipalities have sued fossil fuel companies, alleging that...more
As we have noted previously, a number of states have enacted legislation and/or brought claims against fossil fuel producers seeking payment for damages resulting from climate change. Legislative efforts include New York...more
The U.S. Department of Justice (DOJ) has filed a series of federal lawsuits against four states—New York, Vermont, Michigan and Hawaii—alleging that recent legislative and enforcement efforts to hold fossil fuel companies...more
A group of 24 Republican AGs, along with several trade associations, sued Vermont over the state’s Climate Superfund Act, which authorizes the state to levy billions of dollars in fines on fossil fuel companies for alleged...more
On May 1, 2025, the federal government brought separate suits against both New York and Vermont alleging that these state’s “climate Superfund” statutes are unconstitutional on multiple grounds. In two nearly identical...more
States are increasingly turning to “Climate Superfund” laws as a potential mechanism to offset the growing costs of climate-related disaster recovery and the construction of more climate change-resilient infrastructure. These...more
On March 13, the Environmental Protection Agency (EPA) announced it would move forward with reconsideration of the Greenhouse Gas Endangerment Finding (Endangerment Finding) as directed in President Trump’s Executive Order...more
On Monday morning, the Supreme Court denied certiorari in Juliana v. United States. The cert. denial leaves in place the 9th Circuit Court of Appeals decision that ordered the case dismissed for lack of standing. At least for...more
While federal policymaking has already begun to shift away from the climate change programs of the Obama and Biden administrations, many states are expected to continue pursuing expansive climate policies and building upon...more
Ask any New Yorker what their top five complaints are about the city and either “traffic” or “gridlock” (or both) are all but certain to be represented. Indeed, you don’t get to be called “the Business Capital of the World”...more
A coalition of industry associations and 22 state attorneys general (AG), led by West Virginia AG JB McCuskey, filed a lawsuit against the State of New York in the U.S. District Court for the Northern District of New York...more
In the face of the Trump administration’s hostility toward California’s Clean Air Act waivers in general, CARB withdrew its request to EPA for a waiver for the Advanced Clean Fleets (ACF) regulation on January 13, 2025....more
In December 2024, the State of New York enacted the “Climate Change Superfund Act,” which would impose retroactive fines on fossil fuel producers for greenhouse gas emissions that contribute to climate change. (New York was...more
State environmental policy will impact Delawareans’ quality of life and the state’s ability to attract and retain high quality jobs for years to come. Existing businesses as well as new ones rely on a rational environmental...more
With the incoming Trump administration poised for an attack on federal environmental regulations, states are quickly emerging with actions on climate change. On December 26, 2024, New York Governor Kathy Hochul signed into...more
On December 26, 2024, New York enacted a law requiring certain energy companies to contribute cumulatively $75 billion to a climate "superfund" over the next 25 years....more
On February 20, 2024, the City of Chicago sued defendant fossil fuel companies in Illinois state court, asserting state law claims, including nuisance, violations of consumer protection laws, and products liability. Chicago...more
On November 1, 2023, the Commonwealth Court of Pennsylvania, in a five-judge panel decision, issued a long-awaited ruling denying the authority of the executive branch, through the Pennsylvania Department of Environmental...more
Should state and local governments be concerned about California’s 2024 mandate to purchase zero emission fleet vehicles given that many of those vehicles do not yet exist? Procopio's John Lormon and Matt Abbot address...more
On May 12, seventeen states filed a petition for review of EPA’s decision to reinstate California’s authority to set its own motor vehicle emissions standards. The petition was filed in the U.S. Court of Appeals for the D.C....more
In the first appellate decision to decide the issue since the Supreme Court decision in BP P.L.C. v. Mayor & City Council of Baltimore, the 10th Circuit ruled this week that climate damage claims brought by several Colorado...more
Last week, Judge William Shubb of the U.S. District Court for the Eastern District of California ruled that the Agreement between California and Quebec to jointly operate a GHG cap-and-trade market did not violate either the...more
In November, Democrats won control of the House of Delegates and kept control over the Commonwealth’s Senate. Now, Democrats control both the Executive and Legislative branches of government in the Commonwealth of Virginia....more