CU Boulder Professor Roger Pielke Jr on Trump Admin Challenge to the EPA
July 28, 2025
Roger Pielke Jr is a Professor Emeritus at CU Boulder and a senior fellow at the American Enterprise Institute where he focuses on the intersection of science/technology and government policy. He has a fabulous Substack called The Honest Broker and in a recent note he discussed the Trump administration's challenge to the EPA "endangerment finding" about carbon dioxide.