January 23, 2024

Phoenix, AZ -- In a disheartening verdict, today the Maricopa County Superior Court ruled to uphold the Arizona Corporation Commission’s (ACC) decision to approve Salt River Project’s (SRP) revised proposal to expand the gas-fired Coolidge Generating Station in Pinal County, Arizona.

January 17, 2024

Detroit, MI – The Sierra Club filed a brief in its lawsuit against the Environmental Protection Agency’s (EPA’s) unlawful approval of Michigan’s request to move the Detroit area from nonattainment to attainment for ground-level ozone pollution.

January 12, 2024

In a critical step to ensuring that the Martin Lake coal plant must reduce its harmful pollution, the U.S. Fifth Circuit Court of Appeals on Thursday upheld the U.S. Environmental Protection Agency’s designation that two rural East Texas counties do not meet national air quality standards for sulfur dioxide.

January 10, 2024

Conservation groups sued the U.S. Forest Service today for failing to protect streams in the Cherry River watershed from the harmful effects of coal hauling in the Monongahela National Forest.

December 20, 2023

The Center for Biological Diversity and Sierra Club filed notice today of their intent to sue the Environmental Protection Agency for failing to ensure that areas in 11 states and two U.S. territories have effective plans for cleaning up sulfur dioxide air pollution.

December 19, 2023

LOS ANGELES — A federal district court judge denied an effort by the trucking and airline industry to derail a regulation on Friday requiring warehouses across the Los Angeles region, including the Inland Empire, to clean up pollution stemming from these facilities. The decision delivers a major legal victory for clean air advocates.

December 4, 2023

LAKE CHARLES, La. — Local and national organizations, including the Sierra Club, For a Better Bayou, Micah 6:8 Mission, Vessel Project, and Healthy Gulf, successfully challenged Magnolia LNG’s request for an extension on its export license for its proposed LNG export terminal in Lake Charles, La.

November 29, 2023

HARRISBURG, Pa. -- Today, the Sierra Club Pennsylvania Chapter joined with PennFuture, Clean Air Council, and Environmental Defense Fund to file appeals to the Commonwealth Court’s ruling earlier this month that blocked the state from joining the Regional Greenhouse Gas Initiative (RGGI). Governor Josh Shapiro appealed the ruling last week.

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.