Ground based in situ observations of carbon_monoxide at Neuglobsow (DE0007R) using uv_fluoresc. These measurements are gathered as a part of the following projects GAW-WDCGG-node, EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: carbon_monoxide in air (mass_fraction_of_carbon_monoxide_in_air)