A California appellate court held that San Diego County's adoption of a climate action plan violated the California Environmental Quality Act (CEQA). Pursuant to the California Global Warming Solutions Act of 2006, the county issued a program environmental impact report (PEIR) and adopted a number o...

A district court vacated the government's approval of on-the-ground mining exploration activities in a part of western Colorado's North Fork Valley and enjoined the intervening mining companies from proceeding with the project until the agencies comply with NEPA. Although the federal agencies provid...

The D.C. Circuit dismissed teenagers' lawsuit against the federal government for failing to cap greenhouse gas emissions. Invoking the federal question statute, 28 U.S.C. §1331, as the basis for subject matter jurisdiction, the minors alleged that the federal defendants are trustees of essential na...

A district court held that Minnesota's New Generation Energy Act, which establishes energy and environmental standards related to carbon dioxide emissions, constitutes impermissible extraterritorial legislation and is a per se violation of the dormant Commerce Clause. The statute's plain language ap...

A New Jersey appellate court held that the state's Department of Environmental Protection violated the New Jersey APA when it withdrew from the Regional Greenhouse Gas Initiative (RGGI) program. In 2011, the state posted a notice on the Department's website that is was withdrawing from the RGGI prog...

The Ninth Circuit refused to rehear a case in which it previously ruled that environmental groups lacked standing to compel the Washington State Department of Ecology and other regional agencies to regulate greenhouse gas emissions from the state's five oil refineries under the CAA. One of the judge...

The D.C. Circuit affirmed the dismissal of environmental groups' lawsuit challenging BLM's decision to lease two tracts of land in the Wyoming Powder River Basin for coal mining. The groups argued that BLM failed to adequately consider several environmental concerns, including the increase in local ...

A New York appellate court dismissed New York residents' lawsuit challenging the state's enforcement of the Regional Greenhouse Gas Initiative (RGGI), a carbon dioxide cap-and-trade program that targets emissions from electricity generating power plants in New York and six other states. The resident...

A California court upheld the California Air Resource Board's (CARB's) authority to sell greenhouse gas allowances at auction under the California Global Warming Solutions Act of 2006, also known as Assembly Bill 32 (AB 32). As in its tentative decision issued last August, the court ruled that the a...

The Ninth Circuit held that environmental groups lacked standing to compel the Washington State Department of Ecology and other regional agencies to regulate greenhouse gas emissions from the state's five oil refineries under the CAA. The groups claimed that the agencies failed to define emission li...