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Air (generally)

Weymouth, Town of v. Massachusetts Department of Environmental Protection

The First Circuit amended a previous ruling vacating an air permit issued by the Massachusetts Department of Environmental Protection (MDEP) for a proposed natural gas compressor station that is part of a pipeline connecting the...

Ass'n of Washington Business v. Washington State Department of Ecology

The Washington Supreme Court invalidated a rule promulgated by the state's Department of Ecology authorizing regulation via emission standards of businesses that do not directly emit greenhouse gases (GHGs), but whose products do....

Sowinski v. Cal. Air Res. Bd.

The Federal Circuit held that the state of California did not infringe on an emissions trading-related patent, allowing the state's greenhouse gas emissions cap-and-trade program to continue. The plaintiff owns a U.S. patent that covers...

Volkswagen "Clean Diesel" Marketing, Sales Practices, and Products Liability Litigation

A district court held that owners of Volkswagen-branded franchise dealerships could move forward with their suit against an auto parts manufacturer over its alleged role in the Volkswagen diesel emissions scandal. The dealers contended...

Sierra Club v. Zinke

A district court held that BLM violated the APA when it postponed compliance with Obama-era greenhouse gas emission rules. Several states and tribal citizen groups brought suit against BLM when it published a notice in the Federal...

Columbia Riverkeeper v. Cowlitz City

The Washington state Shorelines Hearing Board denied plans to build a methanol refinery on the Columbia River because the plans failed to adequately consider greenhouse gas emissions. A manufacturing company proposed to manufacture...

Sierra Club v. FERC

The D.C. Circuit held that carbon emissions from gas-burning power plants should have been considered in federal regulators’ review of a Florida natural gas pipeline. Environmental groups and landowners challenged a FERC decision to...

Coalition for Competitive Electricity v. Zibelman

A district court held that New York's Zero-Emission Credit (ZEC) program is not preempted by federal law. In an effort to curb the effects of global warming, New York issued a Clean Energy Standard (CES) Order that created two programs...

Freeman v. Grain Processing Corp.

The Iowa Supreme Court held that neighbors of an Iowa corn processing plant were properly certified as a class to pursue pollution claims against the operator. The neighbors filed a suit under state nuisance, trespass, and negligence...

Waterkeeper Alliance v. EPA

The D.C. Circuit vacated an EPA final rule that exempted farms from reporting requirements for air releases from animal waste. In 2008 the EPA issued a final rule that generally exempts farms from CERCLA and EPCRA reporting requirements...