Ground based in situ observations of total_carbon at CEH Edingburgh (GB0046R) using low_vol_sampler. These measurements are gathered as a part of the following projects EMEP, CAMPAIGN and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: total_carbon in pm10 (mass_concentration_of_total_carbon_in_pm10_in_air)