US Emissions of the World’s Most Potent Greenhouse Gas Are 56 Percent Higher Than EPA Estimates, a New Study Shows Electric utilities are likely responsible for the nation’s higher than expected emissions of sulfur hexafluoride, a greenhouse gas 25,000 times worse for the climate than carbon dioxide. By Phil McKenna
Duke Energy Is Leaking a Potent Climate-Warming Gas at More Than Five Times the Rate of Other Utilities By Phil McKenna