Use this web page to find specific data files available from the public ftp file
archive of the ESRL Global Monitoring Laboratory.
Alternatively, you can check our Data by research program page
for specific areas of data that can be downloaded.
Click on the icons (
under the 'Data' table heading in the dataset description boxes to either download
the data file desired, or take you to the appropriate directory on the ftp server,
where you can select specific data files.
Select from the following lists to narrow your search.