CEI Comments on the Department of Energy’s Report A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate

Dear Mr. Loucks,

On behalf of the Competitive Enterprise Institute (CEI), we respectfully submit these comments on the Department of Energy’s (DOE’s) July 29, 2025, report, A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate.

Our comments address each section of the report. We begin by reproducing the report’s table of contents so that readers can easily see the complete list and sequence of the topics covered. Although we reviewed and approved each other’s contributions, readers may find it useful to know that Dr. Legates is lead commenter on Chapters 1-10 of the DOE report and Dr. Lewis is lead commenter on Chapters 11-12 and section 1 of Chapter 9.

Sincerely,

David R. Legates, Ph.D.

Adjunct Fellow

Competitive Enterprise Institute

Marlo Lewis, Jr., Ph.D.

Senior Fellow

Competitive Enterprise Institute