WASHINGTON, D.C.—The first details of a potential, and possibly massive, climate agreement between the U.S. and China were announced at a climate summit at the White House on Tuesday.  The initiative could significantly reduce emissions of nitrous oxide, a potent and largely overlooked greenhouse gas that also harms the ozone layer. Targeting this N2O pollution … Continue reading Biden Administration Targets Domestic Emissions of Climate Super-Pollutant With Eye Toward U.S.-China Climate Agreement