California v. Environmental Protection Agency
The D.C. Circuit denied petitions to review EPA's promulgation of a rule that regulates the emission of greenhouse gases from aircraft engines under CAA §231 by aligning domestic standards with those recently promulgated by the International Civil Aviation Organization (ICAO). Twelve states, the Di...
Board of County Commissioners of Weld County v. Environmental Protection Agency
The D.C. Circuit granted in part and denied in part petitions to review EPA's revisions to designations promulgated in 2018 for northern Weld County, Colorado, and El Paso, Texas, as areas that had attained 2015 ozone pollution standards. The revised designations folded Weld County into the greater ...
Regulating EV Batteries’ Carbon Footprint: EU Climate Ambition or Green Protectionism?
The European Union’s (EU’s) recent proposal for a new regulation on EV batteries is a groundbreaking effort, the first to focus on the entire value chain to improve product sustainability and safety throughout the life cycle. Battery producers inside and outside of the EU will have to meet a series of requirements, starting from carbon footprint declaration and related labeling to complying with life-cycle carbon footprint thresholds, for having their products placed in the EU market.