Ground based in situ observations of cadmium at Westerland (DE0001R) using NA. These measurements are gathered as a part of the following projects CAMP, EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: cadmium in aerosol (mass_concentration_of_cadmium_in_dry_aerosol_particles_in _air)