Current Ppm Of Co2 In Atmosphere 2025

Current Ppm Of Co2 In Atmosphere 2025. As a result, the forecast suggests that the average annual concentration of co2 in 2025 in mauna loa will be 423.6 ± 0.5 ppm. The met forecast this will drive a relatively large rise in annual average co 2 concentrations measured this year at the mauna loa observatory in hawaii—around 2.84.

Updates happen once a day with few exceptions. Scientists at scripps oceanography, which initiated the co 2 monitoring program known as the keeling curve at mauna loa in 1958 and maintains an independent record,.