To study nanoparticles concentrations and their toxicity from shipping emissions IDAEA-CSIC mobile unit is deployed in the port of Barcelona. The following parameters are measured: sulphur dioxide, nitrogen oxides, ozone, and black carbon.  The Electrical Low-Pressure Impactor, ELPI+, the Dekati Gravimetric Impactor, DGI and the Scanning Mobility Particle Sizer, SMPS will be installed in the beginning of January.