Breaking the Cycle: Flooding, Infrastructure, and Climate Law in Practice
Podcast - Diamond Alternative Energy, LLC v. EPA: The Intersection of Constitutional and Environmental Law
Navigating Renewable Energy: Insights from the ACP Siting and Permitting Conference - Energy Law Insights
ESG Essentials: What You Need To Know Now - Episode 19 - Power Struggles: Federal vs. State Authority in Energy Law
Emerging Risks & Opportunities: Navigating Environmental & Sustainability Regulations During the First 100 Days
ESG Essentials: What You Need To Know Now - Episode 18 - The Reshaping of ESG & DEI
Litigios verdes, ¿qué son?
Greenhushing: What It Is & Why It Matters
AGG Talks: Cross-Border Business Podcast - Episode 21: The 2024 U.S. Election’s Impact on ESG Regulations
Environmental and Sustainability Regulations & the New Administration
The Loper Bright Decision - What Really Happened to Chevron and What's Next
Podcast - Gestión del gobierno en el sector de energía: Una mirada desde los entes de control
Navigating Environmental Restrictions on Alternative Project Delivery for Complex Infrastructure Projects
Minería en tiempos de transición energética
COP16 en Colombia: El Futuro de la Biodiversidad
Election Roundup: How a Trump Administration Could Shape the Oil and Gas Landscape
Election Roundup: How a Harris Administration Could Shape the Oil and Gas Landscape
Navigating ESG: Preparing for Future Regulations (Part Two) — Regulatory Oversight Podcast
On-Demand Webinar | Recent Updates to Federal Environmental and Natural Resource Regulations
Business Better Podcast Episode: Sustainability Spotlight – A Conversation with Vicinity Energy
In its recent decision in San Francisco v. EPA, the U.S. Supreme Court overturned a Ninth Circuit interpretation of the Clean Water Act (“CWA”), the second case in just two years where the Court has disagreed with the EPA’s...more
On March 4, 2025, the U.S. Supreme Court issued a 5-4 decision in City and County of San Francisco v. Environmental Protection Agency, narrowing the Environmental Protection Agency’s (EPA) authority under the Clean Water Act...more
In the US Supreme Court’s first post-Chevron decision involving the US Environmental Protection Agency (EPA) the Supreme Court found against EPA, invalidating ‘end result’ NPDES permit requirements....more
On March 4, 2025 the Supreme Court overturned the 9th Circuit to rule in favor of the City of San Francisco in a landmark Clean Water Act case. The EPA authorizes states to issue National Pollutant Discharge Elimination...more
In the absence of federal cleanup standards for per- and polyfluoroalkyl substances (“PFAS”) in groundwater, several states have started the process of regulating PFAS in groundwater themselves. As a result, states have...more
On April 19, 2024, just nine days after finalizing the first-ever national, legally enforceable drinking water standard for six individual per-and polyfluoroalkyl substances (PFAS), the Agency designated PFOA and PFOS, two...more
On November 20, 2023, a panel of the Ninth Circuit Court of Appeals issued its opinion in Idaho Conservation League v. Poe, No. 22-35978. Therein, the Court upheld its previous interpretation of “discharged” in the context of...more
On November 21, 2023, the Ninth Circuit Court of Appeals issued its decision in Cottonwood Environmental Law Center vs. Edwards addressing various Clean Water Act issues. Its two key holdings were that (1) the district court...more
On October 26, Delaware Attorney General (AG) Kathleen Jennings filed a lawsuit against fourteen chemical companies for allegedly contaminating the state’s natural resources with per- and poly-fluoroalkyl substances (PFAS)...more
During the early stages of the Biden administration, efforts to regulate per- and poly-fluoroalkyl substances, aka “PFAS,” were largely piecemeal and driven by various proposals in Congress. Last month, however, the U.S....more
On December 7, 2019, the Pennsylvania Department of Environmental Protection (PADEP) reissued the general permit for stormwater associated with construction activities (PAG-02). ...more
• The Clean Water Act imposes permitting obligations on "point sources." • Should those obligations apply to railroad cars, which move freely from state to state? • The U.S. railroad industry has asked the Surface...more
By way of background, in 2016 the New York State Department of Environmental Conservation (NYSDEC) listed two long-chain per- and polyfluoroalkyl substances (PFAS)—PFOA and PFOS—as hazardous substances. However, NYSDEC did...more
In two opinions issued on September 24, 2018, the Sixth Circuit ruled that discharges of a pollutant to surface waters through groundwater do not require a National Pollutant Discharge Elimination System permit, pursuant to...more
The Maine Department of Environmental Protection (DEP) recently proposed extensive changes to its Visible Emissions Regulation (Chapter 101) that may impact a facility’s ability to remain in compliance....more
The Maryland Department of the Environment (MDE) has published final regulations to implement Maryland's Water Quality Nutrient Trading Program....more
As we have been advising, attention to per- and polyfluoroalkyl substances (PFAS) continues to take center stage with regulators on both the state and federal levels....more