The conference will take place at INSTITUTE OF SPACE SCIENCES (ICE-CSIC/IEEC) in Barcelona, Spain
ICE is located at the Campus of the Autonomous University of Barcelona (UAB), Carrer de Can Magrans, S/N 08193 Cerdanyola del Vallès, Spain.
Detailed information on how to get to ICE is given HERE. Note that metro information is outdated in the PDF link, you now need a one-zone ticket, which can be purchased at half price with a 10 tickets bundle called T-casual, see
https://www.tmb.cat/es/tarifas-metro-bus-barcelona/sencillos-e-integrados/t-casual