File name: greenhouse-gas-graapes-v2.jpg Original Resolution: 456 × 407 File Size: 212 KB (MIME Type: image/jpeg) Date Published: October 24, 2024 Download file View image caption GRA2PES CO2 v1.0 2021 annual total fossil fuel carbon dioxide (ffCO2) for the continental U.S. Unit: metric tons ffCO2/year. CONUS total: 1351 TgC/year. Credit: Congmeng Lyu, NOAA / CIRES