The Fifth Circuit vacated the Texas Commission on Environmental Quality's (TCEQ's) order granting a PSD permit for a new liquefied natural gas (LNG) facility in Texas. An environmental group petitioned for review, arguing TCEQ erred by not imposing the same emissions limits for carbon monoxide and n...
A district court denied fishing groups' motion to remand a climate liability lawsuit against oil and gas companies. The groups initially sued in state court, seeking damages for lost fishing opportunities allegedly caused by climate change. The companies removed the suit to federal court under the C...
The Hawaii Supreme Court affirmed a lower court order denying oil and gas companies' motions to dismiss a climate misinformation suit brought by the city and county of Honolulu and the Honolulu Board of Water Supply. Plaintiffs argued the companies knowingly misled the public about the dangers of bu...
More severe storm surges and rising sea levels along the coast of the United States pose a threat to coastal communities, infrastructure, and ecosystems.
The Second Circuit affirmed a district court order remanding to state court a climate liability lawsuit against an oil and gas company. The state of Connecticut initially sued the company in state court, alleging it engaged in a decades-long campaign of knowingly misleading and deceiving Connecticut...
The D.C. Circuit denied the state of Utah's motion to stay EPA's 2023 "good neighbor" rule, which aims to ensure that 23 states meet the CAA's good neighbor requirements by reducing ozone-forming emissions of nitrogen oxides from power plants and industrial facilities that contribute to compliance i...
A district court granted summary judgment for several bus companies in a CAA citizen suit alleging that the companies excessively idled their buses in violation of Massachusetts and Connecticut law. The companies moved for summary judgment, asserting the group lacked standing. The court found the co...
The Tenth Circuit, 2-1, granted in part an environmental group's challenge to EPA's approval of a Colorado SIP revision certifying that the state's existing, EPA-approved nonattainment new source review permitting program for the Denver Metro-North Front Range area met the requirements for attaining...
A state court held unconstitutional a provision of the Montana Environmental Policy Act that prohibited state agencies from considering the impacts of greenhouse gas (GHG) emissions on climate change in environmental reviews. A group of youths challenged the prohibition, arguing it was causing or co...
The Tenth Circuit affirmed in part and vacated in part EPA's partial approval and partial disapproval of Wyoming's SIP addressing emissions at coal-fired power plants to reduce regional haze. EPA approved the SIP as to the Naughton plant, but disapproved it for the Wyodak plant, and substituted, thr...