The EUROVOLC citizen-science tool: collecting volcano observations from Europe Laura Sandri, Evgenia Ilyinskaya, Adelina Geyer Traver, Sara Barsotti, Melanie Duncan and Susan Loughlin Europhysics News, 54 2 (2023) 24-27 Published online: 28 April 2023 DOI: 10.1051/epn/2023205