Modelling of pollen dispersion in the atmosphere: evaluation with a continuous 1β+1δ lidar Michaël Sicard, Rebeca Izquierdo, Oriol Jorba, Marta Alarcón, Jordina Belmonte, Adolfo Comerón, Concepción De Linares and José Maria Baldasano EPJ Web Conf., 176 (2018) 05006 Published online: 13 April 2018 DOI: 10.1051/epjconf/201817605006