European pollen reanalysis, 1980?2022, for alder, birch, and olive - Mikhail, Sofiev; Palamarchuk, Julia; Kouznetsov, Rostislav; Abramidze, Tamuna; Adams-Groom, Berley; Antunes, Célia; Ariño, Arturo; Bastl, Maximilian; Belmonte, Jordina; Berger, Uwe; Bonini, Maria; Bruffaerts, Nicoles; et al. (2024)