Jan Chwedeńczuk
-
University Professor
Faculty of Physics
Warsaw University
CO2 level for March
428.15 ppm
425.38 ppm
CH4 level for December
1938.06 ppb
1931.11 ppb
Earth System Research Laboratory
Global Monitoring Division (NOAA)

retrieved on April 24, 2025 from::
NOAA National Centers for Environmental Information
State of the Climate: Global Climate Report for March 2025
published online April 2025
Contact
- jan.chwedenczuk()fuw.edu.pl
- +48 22 55 32 808
room: 4.08 - Address:
ul. Pasteura 5
PL-02-093, Warsaw
Poland