"Observations of radiocarbon (14C) in atmospheric CO2 confirm decline in U.S. emissions of fossil fuel CO2 (FFCO2) between 2010 and 2015"

"Observations of radiocarbon (14C) in atmospheric CO2 confirm decline in U.S. emissions of fossil fuel CO2 (FFCO2) between 2010 and 2015" - Interactive discussion https://egusphere.copernicus.org/preprints/2026/egusphere-2026-2896/ 2026-07-06T07:24:09+02:00 Copernicus Publications