EGUsphere – The preprint repository hosted by the European Geosciences Union

EGUsphere, the not-for-profit open scientific repository of the European Geosciences Union (EGU), brings together preprints in the domain of Earth, Space, and Planetary sciences in a diverse, inclusive, and systematic collection of contributions, including:

EGUsphere is transparent and interactive, giving authors of presentations and preprints the opportunity to receive attributed comments from the public aimed at stimulating discussion, cooperation, and to revise their materials in open review.

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Recently-posted preprints

16 Jan 2026
Persistent EarthCARE underflight studies of the ITCZ and organized convection (PERCUSION): Contribution to EarthCARE Validation
Silke Groß, Florian Ewald, Bjorn Stevens, Martin Wirth, Georgios Dekoutsidis, André Ehrlich, Dimitra Kouklaki, Konstantin Krüger, Sophie Rosenburg, Lea Volkmer, Jonas von Bismark, Lutz Hirsch, Anna E. Luebke, Eleni Marinou, Bernhard Mayer, Montserrat Pinol Sole, Manfred Wendisch, Julia Windmiller, Vassilis Amiridis, Rob Koopman, Takuji Kubota, and Markus Rapp
EGUsphere, https://doi.org/10.5194/egusphere-2026-112,https://doi.org/10.5194/egusphere-2026-112, 2026
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16 Jan 2026
Temperature and light regulated patterns of physiology, morphology and elemental stoichiometry in geographically distinct isolates of a cosmopolitan diatom
Alyson M. Theseira, Daniel A. Nielsen, Penelope Ajani, and Katherina Petrou
EGUsphere, https://doi.org/10.5194/egusphere-2026-45,https://doi.org/10.5194/egusphere-2026-45, 2026
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16 Jan 2026
A vast Caledonian fan and an Ediacaran arc: The contrasting provenance of Devonian clastics of Brunia (Bohemian Massif)
Stephen Collett, Igor Soejono, Tomáš Kumpan, Pavel Hanžl, Jitka Míková, Nikol Novotná, and Jiří Sláma
EGUsphere, https://doi.org/10.5194/egusphere-2026-86,https://doi.org/10.5194/egusphere-2026-86, 2026
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16 Jan 2026
Simulated evidence for ice over 1 Ma in the Dome A region, East Antarctica
Dong Li, Xueyuan Tang, Ailsa Chung, Frédéric Parrenin, and Bo Sun
EGUsphere, https://doi.org/10.5194/egusphere-2025-5165,https://doi.org/10.5194/egusphere-2025-5165, 2026
Discussion: open, 0 comments
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16 Jan 2026
Colored and Fluorescent DOM in the Sea-Surface Microlayer: Response to a Phytoplankton Bloom and Photodegradation in a Mesocosm Study
Claudia Thölen, Jochen Wollschläger, Michael G. Novak, Rüdiger Röttgers, and Oliver Zielinski
EGUsphere, https://doi.org/10.5194/egusphere-2025-5350,https://doi.org/10.5194/egusphere-2025-5350, 2026
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