Jan Chwedeńczuk

CO2 level for April

2024:

426.57 ppm

2023:

423.37 ppm

CH4 level for January

2024:

1930.55 ppb

2023:

1921.55 ppb


source:

Earth System Research Laboratory
Global Monitoring Division (NOAA)





retrieved on May 15, 2024 from::

NOAA National Centers for Environmental Information
State of the Climate: Global Climate Report for April 2024
published online May 2024

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