OK, this is a bit off-topic, but I was asked to write a short tutorial about how to make the flow map that I posted on Twitter. Why did I actually make it? Usually I am interested in faults and earthquakes, but sometimes secondary earthquake effects such as landslides can help us to find out about seismic activity. Since my next project will be about the Alps, I am currently looking a bit into landslides, too. The map shows a large landslide close to Jena, the Dohlenstein. This slide was activated several times in the past 300 years or so, but now seems to be stable. Behind the head scarp there is a small depression. I was wondering if this is perhaps just (paleo-)drainage, or if it could be the first hint for a new sliding plane and a larger future landslide. That’s why I made the flow map – if the depression has no outflow, it’s more likely to be related to newly forming tension cracks.
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How to make a beautiful flow map
2020-03-19 | in Software and Applications, Teaching -
Nicolas BrignolCC BY-SA 3.0
Post-Doctoral Position in Morphotectonics / Structural Geology at CEREGE (Aix en Provence, France)
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New papers on paleoseismology, earthquakes, and active tectonics (Mar 2020)
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Christoph GrütznerCC BY-SA 3.0
New paper: Tectonic activity of the Udine-Buttrio Thrust in NE Italy
2020-02-24 | in PaperIn my DFG-financed project “Earth surface response to Quaternary faulting and shallow crustal structure in the eastern Adria-Alpine collision zone and the Friulian plain” I investigate the active faults of NE Italy and western Slovenia. This project is part of the Priority Programme SPP2017 “Mountain Building Processes in 4D“. We’ve now published a paper on the activity of the Udine-Buttrio thrust fault. The paper is open access and available here.
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Fault ruptures of 18 normal and strike-slip earthquakes
2020-02-17 | in Earthquake, Paper, Software and ApplicationsWhile working on my project on distributed faulting, I dig into the literature looking for additional case studies beside those contained in the SURE (SUrface Ruptures due to Earthquakes) database.
I retrieved information on 18 normal and strike-slip events occurred between 1905 and 2011, with a magnitude range of Mw 5.9 – 8.3. I digitized rupture traces from published maps at a variable scale, dependent on the resolution of the original map. Earthquakes are from Iran (7 events), Mongolia, China, Turkey, Greece (2 events for each country), Italy, Kenya and Japan (1 event).
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PATA Days in Chile 2020: registration & short abstracts due 28 February!
2020-02-13 | in PATA daysDear colleagues,
Please make sure to register for the 2020 PATA Days in Chile before 28 February here: https://www.patadayschile.cl
You can also book your hotels here and submit the short abstracts. There’s only a limited number of places due to the remote venue in a wonderful resort hotel – first come, first served. The PATA Days (Paleoseismology, Active Tectonics, Archaeoseismology) is the largest int’l meeting for the paleoseismology community and supported by INQUA. In Chile, a lot of tsunami science will of course also happen.
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Christoph GrütznerCC BY-SA 3.0
New papers on paleoseismology, earthquakes, and active tectonics (Feb 2020)
2020-02-03 | in PaperThis is the first paper round-up of the year and I think it’s perhaps a new record. So many studies have been published, but maybe it’s just because nobody has done much in the last week of December. Whatever it is – there are some pretty interesting papers in the list. Tsunami biomarkers! Kaikoura EQ news! Historic EQs! New software! Ridgecrest & Palu! And so much more. Enjoy reading!
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Christoph GrütznerCC BY-SA 3.0
Session on Advances in Archaeoseismology: Methods, Techniques, and Case Studies at the ESC 2020, 6-11 Sep, Corfu
2020-01-14 | in MeetingKlaus-G. Hinzen, Fabrizio Galadini, Shmuel Marco, Stathis Stiros, and Amanda M. Gaggioli invite contributions to an archaeoseismology session at the 37. Assembly of the European Seismological Commission (ESC) 2020, September 6-11 in Corfu, Greece. Deadline for abstract submission is April 12th 2020.
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GoogleEarth
Special Issue – The 20th anniversary of the Eastern Marmara Earthquakes: Active tectonics of continental strike-slip faults
2020-01-13 | in PaperA Special Issue on continental strike-slip faults is planned in Mediterranean Geoscience Reviews, a new Springer journal: The 20th anniversary of the Eastern Marmara Earthquakes: Active tectonics of continental strike-slip faults
more[…] continental strike-slip faults are complex structures on which the deformation is commonly distributed among a number of parallel to subparallel fault strands, making them in places significantly different in behaviour from their oceanic counterparts.
Thus, the goal of this issue is to publish a collection of high-quality papers on active tectonics of continental strike-slip faults around the globe using various disciplines, including but not limited to, tectonic geomorphology, paleoseismology, structural geology, crustal deformation, tectonic geodesy and seismology of continental strike-slip faults. -
Christoph Grützner
New papers on paleoseismology, earthquakes, and active tectonics (Jan 2020)