A global phasedown of HFCs is expected to avoid up to 0.5 °C of global warming by 2100. This final rule will phase down the U.S. production and consumption of HFCs by 85% during the next 15 years, as mandated by the American Innovation and Manufacturing (AIM) Act that was enacted in December 2020 after the environmental hater “global warming is a Chinese hoax” was evicted by voters the month before from occupying the Whitehouse.