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
One hundred environmental organizations transmitted an April 21st letter to the United States Environmental Protection Agency (“EPA”) Administrator asking that the federal agency: …maintain and promptly implement a vital,...more
In a significant development for Arizona’s business community and environmental policymakers, the U.S. Environmental Protection Agency (EPA) has paused its planned reclassification of Maricopa County from “Moderate” to...more
Effective May 2024, EPA tightened the annual health-based National Ambient Air Quality Standard (NAAQS) for fine particulate matter (PM2.5) from 12.0 µg/m3 to 9.0 µg/m3. This change was made after a review of the available...more
The Commonwealth of Kentucky, Energy and Environment Cabinet and Louisville Metro Air and Pollution Control District (collectively, “Kentucky”) filed a Complaint in the United States District Court for the Western District of...more
The Clean Air Act (“CAA”) envisions states and the federal government working together to improve air quality. Under the CAA, states must develop State Implementation Plans (“SIPs”) to implement National Ambient Air Quality...more
On March 6, 2024, EPA published its final rule lowering the primary annual National Ambient Air Quality Standards (“NAAQS”) for fine particulate matter (“PM2.5”) to 9.0 micrograms per cubic meter (“µg/m3”). The new, more...more
On March 6, 2024, the United States Environmental Protection Agency (EPA) published in the Federal Register its long-awaited reconsideration of the National Ambient Air Quality Standard (NAAQS) for particulate matter (PM). In...more
Exercising one of its most important and far-reaching powers under the Clean Air Act, the Environmental Protection Agency (EPA) has lowered the primary annual National Ambient Air Quality Standard (NAAQS) for fine particulate...more
On February 7, 2024, the U.S. Environmental Protection Agency (EPA) released its Final Rule lowering the primary annual National Ambient Air Quality Standard (NAAQS) for fine particulate matter (PM 2.5) from the current level...more
In March 2023, the EPA issued its final Good Neighbor Plan, the last in a series of legislations designed to reduce emissions of ozone-forming nitrogen oxide (NO2) which cross state borders. Specifically, the Plan was...more
The United States Environmental Protection Agency (“EPA”) announced today a final rule which will tighten the National Ambient Air Quality Standards (“NAAQS”) for fine particulate matter. EPA previously: - Stated on June 10,...more
On February 7, 2024, EPA finalized a rule lowering the primary annual National Ambient Air Quality Standard for PM2.5 to 9.00 ug/m3. This is a significant reduction from the current 12.00 ug/m3 standard and a victory for...more
PM NAAQS: Already behind schedule is perhaps the mostly widely impactful rule change EPA has proposed in many years: a lowering of the national ambient air quality standard (NAAQS) for fine particulate matter (PM2.5). EPA has...more
An article in Science published last week indicates that the mortality risk from exposure to PM2.5 from coal-fired electric generating units is roughly twice as high as the risk posed by PM2.5 from other sources. According...more
The first three quarters of 2023 have seen an unprecedented number of rulemakings under the Clean Air Act. The Biden administration has released a new suite of proposed rulemakings with a particular focus on climate change...more
The United States Environmental Protection Agency (“EPA”) announced it is initiating a new review of the Ozone National Ambient Air Quality Standard (“NAAQS”). EPA states it is taking this action based on advice provided...more
The National Association of Clean Air Agencies (“NACAA”) submitted March 28th comments to the United States Environmental Protection Agency (“EPA”) addressing its proposed rule to strengthen the National Ambient Air Quality...more
An environmental lawyer walks into a cocktail party. An often-asked question is: What is happening at EPA in your world? What should we be watching that could impact business as usual? Any surprises this year? This article...more
Last week, Inside EPA (subscription required) reported that the Clean Air Science Advisory Committee has pretty much agreed that the National Ambient Air Quality Standards for ozone must be made more stringent. Apparently,...more
Last week, D.C. Circuit Court of Appeals rejected challenges to EPA’s “Revised Cross-State Air Pollution Update Rule”. The Court found that the Rule was “an appropriate exercise of EPA’s statutory authority”....more
In early January, the U.S. Environmental Protection Agency announced a proposal to revise and strengthen a key national ambient air quality standard (NAAQS) for fine particle pollution, also known as PM2.5. The Clean Air Act...more
On January 6, 2023, the U.S. Environmental Protection Agency (the EPA) released a pre-publication copy of a Proposed Rule, which will lower the annual National Ambient Air Quality Standard (NAAQS) for fine particulate matter...more
The Clean Air Scientific Advisory Committee (“CASAC”) sent a February 4th letter to the United States Environmental Protection Agency (“EPA”) addressing the following subject: CASAC Review of the EPA’s Policy Assessment for...more
I’ve written a lot about how the developing science around particulate exposure supports making the PM2.5 NAAQS more stringent. So it won’t come as a surprise that a new study published in the Proceedings of the National...more
The Virginia State Air Pollution Control Board (Air Board) took its first measurable step toward a change in air permitting by creating a Subcommittee on Public Participation Processes (the Subcommittee) on June 21, 2019. The...more