In a closely watched case involving a natural gas “reliability station,” the Pennsylvania Commonwealth Court recently reiterated quite plainly that court’s narrow view of the Pennsylvania Environmental Rights Amendment, Article I, Section 27, of the Pennsylvania Constitution.
Continue Reading Township of Marple and the Scope of Agency Environmental Review Under the Environmental Rights Amendment

On Feb. 12, 2026, the U.S. Environmental Protection Agency (EPA) announced its final rule (published at 91 Fed. Reg. 7686) rescinding the 2009 Endangerment and Cause or Contribute Findings for Greenhouse Gases Under Section 202(a) of the Clean  Air Act, 74 Fed. Reg. 66496 (Dec. 15, 2009) (Endangerment Finding) and all subsequent federal greenhouse gas (GHG) emission standards for vehicle and engine model years 2012 and onward that relied on the Endangerment Finding.

Continue Reading Regulatory Reset: EPA Rescinds 2009 Endangerment Finding, Repeals Greenhouse Gas Vehicle Standards

On Jan. 21, 2026, the National Oceanic and Atmospheric Administration (NOAA) finalized revisions to its existing regulations governing deep seabed mining in areas beyond the national jurisdiction of the United States.

Continue Reading NOAA Finalizes Changes to Deep Seabed Mining Regulations

During the week of Jan. 12, 2026, three federal judges granted preliminary injunctions in three separate cases filed by offshore wind developers challenging a Dec. 22, 2025, stop-work order that

Continue Reading UPDATED: Court Lifts Stop-Work Orders for Three Paused Offshore Wind Projects

Since its inauguration in January 2025, this federal administration has been engaged in a broad effort to change course on many fronts, including environmental and energy policy. Two district court decisions and a decision by the Secretary of the Interior involving development of offshore wind energy provide an opportunity to consider whether any law constrains agency discretion to implement a new administration’s policies, even when that would involve a reversal of prior decision making.

Continue Reading As the Wind Turbine Turns: When Can a Federal Agency Change Its Mind?