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
The Environmental Protection Agency (EPA) recently published its heavily anticipated proposal to revoke its 2009 determination under section 202(a) of the Clean Air Act (CAA) that greenhouse gases (GHG) "cause, or contribute...more
On July 23, 2025, the International Court of Justice (ICJ) issued a landmark advisory opinion, holding that nation-states have obligations under international law to mitigate greenhouse gas (GHG) emissions, adapt to the...more
On Aug. 1, the U.S. Environmental Protection Agency (“EPA”) published a proposed rule in which it proposes to rescind the 2009 Endangerment Finding and repeal all greenhouse gas (“GHG”) emission standards that have been...more
Illinois AG Kwame Raoul co-led a coalition of 17 Democratic AGs, the city of Chicago, New York City, and the California Air Resources Board, in filing comments opposing the EPA’s proposal to repeal the 2024 Mercury and Air...more
The Environmental Protection Agency ("EPA") proposed a rule that would rescind the 2009 Endangerment Finding, citing a new interpretation of the relevant section in the Clean Air Act ("CAA"), a lack of clear congressional...more
On July 29, the Environmental Protection Agency (EPA) formally proposed to revoke its 2009 “Endangerment Finding,” in which the EPA declared that greenhouse gases contribute to air pollution and endanger public health. This...more
On Tuesday July 29, the U.S. Environmental Protection Agency (“EPA”) announced a proposed rule to repeal its 2009 finding that greenhouse gas (“GHG”) emissions from new motor vehicles contribute to pollution and endanger...more
The U.S. Environmental Protection Agency (EPA) on July 29 proposed to repeal its landmark finding that greenhouse gas emissions endanger public health. The EPA’s so-called endangerment finding, issued in 2009, is a formal...more
The U.S. Environmental Protection Agency (EPA) has proposed a major shift in regulatory policy—to rescind the agency’s 2009 “Endangerment Finding” and to repeal all resulting emission standards for new motor vehicles and...more
The U.S. Environmental Protection Agency ("EPA") proposes rescission of the 2009 Endangerment Finding, which underpins greenhouse gas regulation under the Clean Air Act....more
On July 30, 2025, the Environmental Protection Agency (EPA) issued a proposed rule to reconsider the 2009 Endangerment Finding that has served as the foundation for EPA's authority to regulate greenhouse gases (GHGs) for...more
The Opinion interprets member states’ responsibilities under treaty and customary international law. In a sweeping and landmark declaration, the Opinion advises that member states have a duty to reduce emissions, regulate...more
Over the course of the last 15 years, the U.S. Environmental Protection Agency (EPA) has developed a suite of regulations under the Clean Air Act (CAA) built upon EPA’s finding – originally made in 2009 – that greenhouse gas...more
Current Environmental Protection Agency (EPA) Administrator Lee Zeldin proposed a rule today to rescind 2009 rules that form the basis of greenhouse gas (GHG) emissions limitations, a move that will almost certainly lead to...more
The Congressional Review Act (“CRA”), enacted in 1996, allows Congress to disapprove federal regulations promulgated by government agencies within 60 legislative working days after the rule is submitted to Congress. In order...more
The U.S. Environmental Protection Agency (EPA) moved this Wednesday to erase limits on greenhouse gases from power plants and to weaken restrictions on other hazardous power plant emissions, including mercury, arsenic, and...more
When it comes to regulating motor vehicle emissions, California has long been different. California was the first state in the nation to enact tailpipe emission standards and as result of its "pioneering" efforts in the...more
The U.S. Environmental Protection Agency ("EPA") announced an agenda to revisit numerous regulations addressing the emission of greenhouse gases ("GHGs")....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
The new administrator of the Environmental Protection Agency, Lee Zeldin, announced March 12 the agency would be rolling back 31 key environmental provisions that regulate air pollution, water protections, and the energy...more
The Trump administration has declared March 12, 2025, as “the greatest and most consequential day of deregulation in the history of the United States.” United States Environmental Protection Agency Administrator, Lee Zeldin,...more
On March 14, 2025, President Trump signed legislation disapproving the Environmental Protection Agency’s regulation implementing the Inflation Reduction Act’s tax on methane emissions from the oil and gas sector. The Joint...more
On March 12, 2025, the Environmental Protection Agency ("EPA") issued a flurry of press releases announcing its plan to rollback dozens of Biden-era, as well as earlier, environmental regulations. This historic move is part...more