NOAA Greenhouse Gas Marine Boundary Layer Reference
What is the NOAA Marine Boundary Layer (MBL) Reference?
• A data product derived directly from CO2 and CH4 measurements of weekly air samples from the Cooperative Air Sampling Network.
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Why use the MBL Reference?
• The zonally-averaged MBL reference can be used to identify large-scale trends in atmospheric Greenhouse Gases.
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What does the product include?
• The NOAA reference web site provides access to the MBL reference surface, our best estimate of uncertainty, a citation reference, and PI contact information for follow up.
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Barrow, Alaska
Trinidad Head, California
Mauna Loa, Hawaii
American Samoa
South Pole
Summit, Greenland
Seminars
Global Monitoring Division Review