European Obspack compilation of atmospheric nitrous oxide data from ICOS and non-ICOS European stations for the period 1994-2025; obspack_n2o_466_GVeu_v11.0_20250820

This data package contains high accuracy N2O dry air mole fractions from 36 ICOS and non-ICOS European observatories at in total 87 observation levels, collected by the ICOS Atmosphere Thematic Centre (ATC) and provided by the station contributors. The package is the 2025 update of the N2O European Obspack data product (version 11.0), and is intended for use in carbon cycle inverse modeling, model evaluation, and satellite validation studies. Please report errors and send comments regarding this product to the ObsPack originators. Please read carefully the ObsPack Fair Use statement and cite appropriately. Metadata for this product are available at https://commons.datacite.org/doi.org/10.18160/T18D-C85R. Please visit http://www.gml.noaa.gov/ccgg/obspack/ for more information.