AUTHOR=Calvari Sonia , Bonaccorso Alessandro , Oppenheimer Clive , Spampinato Letizia TITLE=Editorial: Exploring Volcanic Paroxysmal Explosive Activity From Magma Source to Ground and Atmosphere JOURNAL=Frontiers in Earth Science VOLUME=Volume 7 - 2019 YEAR=2019 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2019.00227 DOI=10.3389/feart.2019.00227 ISSN=2296-6463