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

07 Jan 2026
Diagnostic and Recovery Method for Boot Failure in PC/104-Based Geophysical Resistivity Instruments Following CMOS Configuration Loss: On the ABEM Terrameter SAS-1000/4000 Using the PFM-540I Platform
Gideon Fosu Dwamena and Benjamin Ekow Mensah
EGUsphere, https://doi.org/10.5194/egusphere-2025-6396,https://doi.org/10.5194/egusphere-2025-6396, 2026
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07 Jan 2026
HARBOR - Harmonized Attributes for River Basins in One Repo: Collated River Basin Data from Multiple Collections with a Software Toolkit
Scott Peckham, Keith Jennings, Wanru Wu, Andy Wood, and Lauren Bolotin
EGUsphere, https://doi.org/10.5194/egusphere-2025-5786,https://doi.org/10.5194/egusphere-2025-5786, 2026
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07 Jan 2026
Detection of ozone recovery in the Arctic from ground-based measurements
Caroline Jonas, Corinne Vigouroux, Bavo Langerock, Robin Björklund, Anne Boynard, Thomas Carlund, Martine De Mazière, Peter Effertz, Quentin Errera, Matthias Frey, James W. Hannigan, Nis Jepsen, Rigel Kivi, Norrie Lyall, Mathias Palm, Maxime Prignon, Viktoria F. Sofieva, Kimberly Strong, Tove Svendby, David Tarasick, Laura Thölix, Roeland Van Malderen, Yana Virolainen, Sibylle von Löwis, and Xiaoyi Zhao
EGUsphere, https://doi.org/10.5194/egusphere-2025-6473,https://doi.org/10.5194/egusphere-2025-6473, 2026
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07 Jan 2026
Concurrent hydrological closure and hominin presence in the Early Pleistocene Nihewan Basin (northern China): insights from stable isotopes
Ahmed H. Moghazi, Hailong Zhao, Chengjun Zhang, Birgit Schröder, and Steffen Mischke
EGUsphere, https://doi.org/10.5194/egusphere-2025-5999,https://doi.org/10.5194/egusphere-2025-5999, 2026
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07 Jan 2026
A Comparative Study of Mesospheric Zonal Wind Observations from Na Lidar and Multistatic Meteor Radars above Hefei, China
Chao Ban, Xin Fang, Wen Yi, Jie Zeng, Gunter Stober, Weilin Pan, Tao Li, and Xianghui Xue
EGUsphere, https://doi.org/10.5194/egusphere-2025-5519,https://doi.org/10.5194/egusphere-2025-5519, 2026
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