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The Duwamish River Community Coalition and Front and Centered, represented by Earthjustice, filed an appeal seeking to overturn a regional air agency decision allowing the Ash Grove Cement Company to burn more tires for fuel at its Seattle plant.

Community groups seek to overturn an illegal air permit that would allow more tire burning resulting in severe health harms to nearby residents

Alexandra Schluntz, Attorney, Rocky Mountain Office: “Everyone here agrees that congestion is problem, but decades of science and experience have shown that adding lanes to urban corridors like this one only increases the number of vehicles using the highway, taking us right back to the same congestion without fixing the problem.”

Community, health, and environmental groups filed a lawsuit challenging the Trump administration’s exemptions that allow coke ovens to keep spewing harmful pollutants.

Exemptions for toxic coke oven facilities leave communities vulnerable to harmful air pollutants

New measure would stop fossil fuel expansion and address major sources of air pollution

State recommendations to EPA under the 2024 NAAQS, obtained via a Freedom of Information Act (FOIA) request from Sierra Club.

State recommendations to EPA under the 2024 NAAQS, obtained via a Freedom of Information Act (FOIA) request from Sierra Club.

State recommendations to EPA under the 2024 NAAQS, obtained via a Freedom of Information Act (FOIA) request from Sierra Club.

State recommendations to EPA under the 2024 NAAQS, obtained via a Freedom of Information Act (FOIA) request from Sierra Club.

State recommendations to EPA under the 2024 NAAQS, obtained via a Freedom of Information Act (FOIA) request from Sierra Club.

Groups hope rule will incentivize waste diversion and composting in Colorado

106 groups oppose EPA abandoning its defense of national health-protective pollution standards for fine particulate matter, also known as PM2.5 or soot.

A February 2026 deadline calls for EPA to address air pollution from soot, but it appears the agency has taken few steps, if any, to do so.

In 2024, the U.S. Environmental Protection Agency (EPA) adopted a rule that would initiate a series of actions to reduce exposure to harmful levels of fine particulate matter. This paper assesses where EPA stands in the process of implementing that rule and shines a light on why it is so important to faithfully implement it, as Congress mandated EPA to do under the Clean Air Act.

Earthjustice, Sierra Club, Climate Solutions, and NRDC (Natural Resources Defense Council) filed a new challenge to the Trump administration’s hold on $2.5 billion in federal funding through the Charging and Fueling Infrastructure (CFI) Discretionary Grant Program.

Millions of Americans would breathe easier if Trump administration unlocks clean transportation funds

Groups ask FERC to better evaluate the air pollution impacts of the TX project