@Article{essd-2026-415,
AUTHOR = {Ovaska, A. and Holmberg, D. and Rauth, E. and Alghamdi, M. and Artaxo, P. and Asmi, E. and Backman, J. and Bergmans, B. and Boyer, M. and Bredenkamp, L. and Busetto, M. and Campos De Oliveira, D. and Casquero-Vera, J. A. and Ceburnis, D. and Chan, T. and Chan, T. and Conil, S. and Contini, D. and Crumeyrolle, S. and Duflot, V. and Eleftheriadis, K. and Esveld, J. and Ezhova, E. and Fiebig, M. and Gani, S. and Garmash, O. and G\'omez-Moreno, F. and Harrison, R. M. and Hoffer, A. and Hooda, R. and Hyv\"arinen, A. and Hussein, T. and Joutsensaari, J. and Kalivitis, N. and Kaminski, H. and Kesti, J. and Krejci, R. and Kristensson, A. and Kuang, C. and Kulmala, M. and Laakso, L. and Leskinen, A. and Lihavainen, H. and Massling, A. and Merkel, M. and Noe, S. and Ondracek, J. and Perez, N. and Petit, J.-E. and Pet\"aj\"a, T. and Pikridas, M. and P\"ohlker, C. and P\"ohlker, M. and Putaud, J.-P. and Qi, X. and Reche, C. and Rodr\'{\i}guez, S. and Roztocil, P. and Sciare, J. and Sellegri, K. and Shang, D. and Singh, A. and Sipil\"a, M. and Skov, H. and Sorribas, M. and Subba, T. and Sun, J. and Tunved, P. and Vakkari, V. and Van Zyl, P. G. and Virkkula, A. and Voigtl\"ander, J. and Weinhold, K. and Wiedensohler, A. and Yoo, H.-J. and Zhou, P. and Puolam\"aki, K. and Nieminen, T. and Kerminen, V.-M. and Sinclair, V. A. and Paasonen, P.},
TITLE = {A 21-year global dataset of particle number concentrations for aerosol-cloud interaction studies},
JOURNAL = {Earth System Science Data Discussions},
VOLUME = {2026},
YEAR = {2026},
PAGES = {1--40},
URL = {https://essd.copernicus.org/preprints/essd-2026-415/},
DOI = {10.5194/essd-2026-415}
}