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Defense Secretary Pete Hegseth speaks during a news conference at the Pentagon on June 22, 2025. (Andrew Harnik via Getty Images)
Environment
Environment
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The Arc de Triomphe in Paris, France, is illuminated in green to celebrate the entry into force of the Paris Agreement, November 4, 2016 (U.S. Department of State)
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Activists gather outside Sen. Michael Bennet's office in Denver to oppose President Trump's nominee for EPA Administrator, Oklahoma Attorney General Scott Pruitt, January 23, 2017. (RJ Sangosti/The Denver Post via Getty Images)
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China's President Xi Jinping (R) with US President Barack Obama in Hangzhou on September 4, 2016. (GREG BAKER/AFP/Getty Images)
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Climate change deal struck at the COP21 Climate Conference in Le Bourget, north of Paris, on December 12, 2015. (Arnaud BOUISSOU/COP21/Anadolu Agency/Getty Images)
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Russell Girsh, a floor hand for Raven Drilling, helps line up a pipe while drilling for oil in the Bakken shale formation on July 23, 2013 outside Watford City, North Dakota. (Andrew Burton/Getty Images)
Commentary
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(Chris Conway/Getty Images)
Experts
Brigham A. McCown
Senior Fellow and Director, Initiative on American Energy Security
