North America: Environment

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Environmental law articles, insights, podcasts, videos and webinars from expert sources across the legal world. Explore insights covering topics such as clean air/pollution, climate change, environmental law and waste management.
Article
Are Ultra-Processed Foods The Next Wave Of Greenwashing Claims?
Ultra-processed foods face mounting scrutiny not only for health concerns but now for their environmental impact, with critics alleging major food manufacturers contribute significantly to climate change through their global supply chains. As companies make sustainability commitments, questions arise about whether these efforts constitute genuine environmental progress or merely "greenwashing" - potentially exposing the industry to new forms of litigation similar to recent climate change and PFAS cases.
United States Environment
AP
Arnold & Porter
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Article
Are Ultra-Processed Foods The Next Wave Of Greenwashing Claims?
Ultra-processed foods face mounting scrutiny not only for health concerns but now for their environmental impact, with critics alleging major food manufacturers contribute significantly to climate change through their global supply chains. As companies make sustainability commitments, questions arise about whether these efforts constitute genuine environmental progress or merely "greenwashing" - potentially exposing the industry to new forms of litigation similar to recent climate change and PFAS cases.
United States Environment
AP
Arnold & Porter
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Article
Colorado Court Of Appeals Holds That Federal Law Preempts State Courts From Ordering Airport Noise Restrictions
On March 12, 2026, a division of the Colorado Court of Appeals issued a significant opinion concerning federal preemption, aviation law, and environmental nuisance. In Town of Superior v. Board of County Commissioners of Jefferson County, 2026 COA 14, the division held that federal law preempts a state court from ordering an airport proprietor to ban certain aircraft operations as a noise abatement measure, even though the proprietor itself retains the authority to impose such restrictions voluntarily.
United States Litigation
DG
Davis Graham
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Article
Navigating The Greenwashing Maze: The Multiple Pathways Of Risk To Consider For Environmental Marketing Claims
Companies making environmental marketing claims face mounting legal challenges from multiple fronts, including state and local regulators, consumer class actions, and competitor litigation. Recent enforcement actions reveal how recyclability claims, eco-friendly labels, and sustainability messaging are being scrutinized under various consumer protection laws, creating a complex compliance landscape for businesses advertising green products.
United States Consumer
AP
Arnold & Porter
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