0 years ago April averaged ~402 ppm. Preliminary data: https://gml.noaa.gov/ccgg/trends/
Carbon dioxide (CO₂) levels set a new record high in April 2024 ~ 427 ppm — @ZLabe #ActOnClimate #KeepItInTheGround
0 years ago April averaged ~402 ppm. Preliminary data: https://gml.noaa.gov/ccgg/trends/