Press Releases

November 27, 2023

HELENA, MT — In an important victory for clean water, the Montana Supreme Court ruled on November 22, 2023, that the Montana Department of Environmental Quality (DEQ) repeatedly ignored the law and failed to protect water quality from an expansion of the “Area B” permit area  of the Rosebud coal strip mine near Colstrip, one of the largest coal strip mines in the nation.

November 16, 2023

ANCHORAGE, AK — This week, Indigenous and environmental groups filed additional legal motions to block a sprawling oil and gas development on Alaska’s North Slope.

November 15, 2023

WASHINGTON, D.C.-- Today, a federal appellate court dismissed a legal challenge brought by environmental groups seeking to block an offshore oil and gas lease sale that threatens the continued existence of a critically endangered whale species.

November 10, 2023

LAKE CHARLES, La. — The under-construction Driftwood LNG project in Southwest Louisiana faces further obstacles amid financial woes at parent company Tellurian Inc.

November 9, 2023

ANCHORAGE, AK — A U.S. District Court ruling today allows ConocoPhillips to plow ahead with a massive oil and gas project that would do significant harm to local communities and the planet. The decision concerns our lawsuit filed in March 2023, just days after the Biden administration approved the controversial Willow project, despite acknowledging and failing to mitigate known harms to Arctic communities, public health, wildlife, and climate. 

November 3, 2023

Cheyenne, WY â€“ After months of feedback from concerned Rocky Mountain Power customers opposed to the utility’s unprecedented rate hike, yesterday marked the conclusion of the Public Service Commission’s (PSC) contentious rate case hearing and public comment period. Parties to the case will file closing briefs, and the PSC plans to deliberate in a public meeting on November 28 on whether it will approve or deny the historic rate increase.

November 1, 2023

HARRISBURG -- Today, in a divided decision, the Pennsylvania Commonwealth Court ruled against the Regional Greenhouse Gas Initiative (RGGI), and preventing the Department of Environmental Protection from enforcing the rule.

October 26, 2023

GLENDALE, Calif. – On Thursday, the Sierra Club filed an appeal to challenge the buildout of three new gas engines at the Grayson gas plant in Glendale. The gas engines were approved by the Glendale City Council last December. If built, they would constitute the last new gas-fired generation built in California, diverging from California’s mandate to reach 100% clean electricity by 2045. 

October 25, 2023

Topeka, KS - Yesterday, the Kansas Corporation Commission (KCC) issued an order approving a settlement changing rules for customers of Evergy Kansas Central, Inc., Evergy Kansas South, Inc., and Evergy Metro, Inc. (collectively Evergy), a monopoly electric utility in Kansas and Missouri that provides energy to 1.7 million residential, commercial, and industrial customers.

October 2, 2023

On Friday, Sierra Club took a significant step in its ongoing effort to compel the EPA to enforce federal air quality standards set nearly a decade ago under the Obama administration by filing a lawsuit that requires EPA to recognize the failure of many states to submit compliance plans for reducing smog levels in their communities.