Lawsuit challenges Trump effort to quash climate research

By Lesley Clark | 08/21/2026 06:31 AM EDT

The Environmental Defense Fund says the administration lacks authority to shutter a research facility that helps with storm preparation.

The Mesa Lab sits on the foothills of the Rocky Mountains in Boulder, Colorado.

The Mesa Lab, headquarters of the National Center for Atmospheric Research, sits on the foothills of the Rocky Mountains in Boulder, Colorado. Ulysse Bellier/AFP via Getty Images

An environmental group is taking the Trump administration to court over its efforts to dismantle one of the world’s leading climate, weather and Earth science institutions.

In a complaint filed Thursday in federal court in Colorado, the Environmental Defense Fund argues that federal law does not permit the administration to eliminate the research functions at the National Center for Atmospheric Research that inform the public’s understanding of climate change.

The lawsuit also challenges the administration’s December 2025 decision to close the Mesa Lab, NCAR’s headquarters in the Boulder foothills. The 60-year-old building complex was designed by famed architect I.M. Pei.

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The Trump administration, the lawsuit says, “did not assess the impact of this undertaking and provide for public input as required under the National Historic Preservation Act.” The challenge says such review is required for the building because of its architectural significance and history of notable scientific discoveries.