SAN FRANCISCO, California, March 6 -- Earthjustice issued the following news release on March 4, 2026:

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Environmental Groups Sue EPA for Illegally Rejecting Colorado's Emission-Reduction Plan

Groups challenge disapproval of state's widely-supported regional haze plan

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Denver, CO -- Today, National Parks Conservation Association (NPCA) and Sierra Club, represented by Earthjustice, filed a petition for review challeng . . .

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