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 Center for Biological Diversity (“CBD”) filed a June 27th Title V Petition to Object (“Petition”) before the Administrator of the United States Environmental Protection Agency ("EPA”) related to the Anschutz Equus Farms...more
On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") announced a proposed rule to repeal key amendments to the 2024 Mercury and Air Toxics Standards ("MATS") for coal- and oil-fired electric utility steam...more
The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and Merit Energy Company, LLC (“Merit”) entered into a May 15th Consent Administrative Order (”CAO”) addressing an alleged...more
The EPA’s Office of Air and Radiation (“OAR”), responsible for most of the EPA’s major air regulatory and policy efforts, will be restructured in the months to come. This shakeup comes on the heels of the EPA’s announcement...more
The Center for Biological Diversity (“CBD”) filed a May 8th Clean Air Act Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) relating to Bargath, LLC for the Hyrup...more
The Center for Biological Diversity (“CBD”) filed an April 3rd Clean Air Act Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) related to DC Operating Company, LP for the...more
In what it called “the greatest and most consequential day of deregulation in U.S. history,” the Environmental Protection Agency (EPA) announced its most expansive deregulatory initiative to date on March 12, 2025. Through a...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
The Center for Biological Diversity (“CBD”) transmitted a May 8th Clean Air Act Notice of Intent to Sue (“NOI”) to the United States Environmental Protection Agency (“EPA”) over an alleged failure to: …issue or deny the...more
On April 25, 2024, the Environmental Protection Agency ("EPA") finalized four rules to regulate pollution from fossil fuel-fired power plants. EPA's stated goal was to provide a framework on which power plants can rely for...more
The Environmental Protection Agency (EPA) intends to require power plants and other stationary sources in five additional states to comply with the Good Neighbor Plan to ensure that these states do not unlawfully contribute...more
The Environmental Protection Agency ("EPA") has announced a new proposed rule that would strengthen the National Emission Standards for Hazardous Air Pollutants ("NESHAP") for Coal- and Oil- Fired Electric Utility Steam...more
The Center for Biological Diversity and Grand Valley Citizens Alliance (collectively, “CBD”) filed a November 23rd Petition to Object (“Petition”) to an initial Title V permit (“Permit”) issued by the Colorado Department of...more
The United States Environmental Protection Agency (“EPA”) announced a Supplemental Notice of Proposed Rulemaking to update, strengthen, and expand the standards proposed on November 15, 2021, which require reduced emissions...more
WildEarth Guardians filed a September 26th Petition (“Petition”) requesting that the United States Environmental Protection Agency (“EPA”) Administrator object to the initial Clean Air Act Title V Operating Permit for the...more
The Court’s Decision in West Virginia v. Environmental Protection Agency Opens the Door For Courts to Reconsider and Potentially Erode Chevron Deference - Last Thursday, the U.S. Supreme Court announced a 6-3 decision...more
Southland air regulators threaten to sue EPA for failure to control federally-regulated emissions sources Bullet - Los Angeles Times - May 10 - The South Coast Air Quality Management District (District), which oversees a...more
An article in the Proceedings of the National Academy of Sciences (login required) has documented the devastating impact caused by the use of leaded gasoline. The study estimates that more than half of Americans alive in...more
After years of attempts with varying success to regulate methane emissions from new oil and gas wells, the Biden administration has shifted strategy in proposing a regulatory program covering both new and existing oil and...more
The first action proposes first-time emission guidelines to reduce methane emissions from almost 1 million existing oil and gas wells, almost 2,000 existing interstate natural gas compressor stations, and over 500 existing...more
Earthjustice submitted an August 24th Petition to the United States Environmental Protection Agency (“EPA”) asking that it make an endangerment finding under Section 231 of the Clean Air Act in regards to aviation gasoline...more
The Congressional Review Act (CRA) was adopted in 1996 to give Congress a more powerful check on agency regulation that outpaces congressional intent. But now, for the first time, Congress has used that powerful authority in...more
Over April 22nd and 23rd, the Biden administration hosted 40 world leaders in a climate summit coinciding with Earth Day. The leaders announced a variety of pledges and ambitions relating to curbing greenhouse gas emissions...more
New EPA rule aims to limit tough clean air measures under Biden - The New York Times – December 9 - The U.S. Environmental Protection Agency (EPA) this Wednesday completed a rule that could weaken federal authority to...more
U.S. Shale Producers Race for Federal Permits Ahead of Presidential Election - "Federal permitting in the largest U.S. oilfield in the Permian Basin, located in Texas and New Mexico, is up 80 percent in about the last three...more