Co2 Ppm Levels 2024. The forecast finds that during 2024, the average annual co2 concentration at the mauna loa observatory in hawaii will average about 2.84 parts per million (ppm) higher than 2023's levels. Co2 records track the record highs for atmospheric co2 levels, and compare them with the latest co2.


Co2 Ppm Levels 2024

Learn more about atmospheric co2 readings & stabilization. Note the colors change as the amount of co 2 rises from 365 parts per million (ppm) in 2002 to over 420 ppm currently.

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