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Rebutting Administrator Wheeler's Denial of a NAAQS for Greenhouse Gases

In 2009, when carbon dioxide (CO2) levels were at 387.43 parts per million, the Center for Biological Diversity and 350.org submitted a citizen petition calling on the U.S. Environmental Protection Agency to take steps necessary to institute a national ambient air quality standard (NAAQS) for greenhouse gas (GHG) emissions under §§108-110 of the Clean Air Act (CAA). For 12 years, the petition was simply ignored. Then, the day President Donald Trump left office, outgoing EPA Administrator Andrew Wheeler issued a letter denying the petition.

Hoboken, City of v. Exxon Mobil Corp.

A district court remanded to state court a climate liability lawsuit brought by the city of Hoboken, New Jersey, against large oil and gas companies. The city filed suit in state court, alleging the companies' decades-long campaign to downplay the effect of fossil fuel usage on climate change had da...

Missouri v. Biden

A district court dismissed a challenge to the president's Executive Order No. 13990, which established an interagency working group on the social cost of greenhouse gases (GHGs) and directed the group to publish interim estimates for the social costs of GHG emissions. Thirteen states challenged the ...