Why Net-Zero Policies Risk Greater Human Catastrophe Than Carbon Dioxide

For years, the CO2 Coalition and independent scientists have warned that the U.S. Fifth National Climate Assessment (NCA5) rested on a foundation of sand. Its dramatic projections of catastrophe relied heavily on U.N.-sponsored Representative Concentration Pathway 8.5 (RCP8.5) and its successor SSP5-8.5 — both extreme predictions of carbon dioxide emissions that were treated as realistic. As ...