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Graphic design by Pierre Chotin FNP project TEAM 2011/7-9 Mars: Another Planet to Approach Geoscience Issues Wroona is a small.

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Presentation on theme: "Graphic design by Pierre Chotin FNP project TEAM 2011/7-9 Mars: Another Planet to Approach Geoscience Issues Wroona is a small."— Presentation transcript:

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14 Graphic design by Pierre Chotin FNP project TEAM 2011/7-9 Mars: Another Planet to Approach Geoscience Issues Wroona is a small blue world in Wroona system, located on the far edge of the Inner Rim in the Rayter Sector. The planet's continents are separated by vast oceans, and their blue-sand beaches stretch for thousands of kilometers. The near- human inhabitants of Wroona, numbering over seven billion, are a blue-skinned species with a lighthearted and optimistic outlook on life. StarWars wiki member soon!

15 Andrzej Żelaźniewicz Joanna Gurgurewicz Deputy PI Daniel Mège PI Marion Massé Univ of Arizona (2012) Antoine Séjourné Orsay (2012) Postdocs Olga Kromuszczyńska (2010) PhD students Marta Skiścim (2012) Magdalena Makowska (2012) Fionn Cullen (2012) Timur Borikov (2012)

16 internal structure of Mars internal structure of Mars topographic building slope stability landslides glacial and periglacial processes surface processes on Mars and Earth evolution of environmental conditions on Mars rock alteration and climate

17 Another Planet to Approach Geoscience Issues

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19 Fionn Daniel Joanna Fred Gueydan Géosciences Montpellier Fred Gueydan Géosciences Montpellier Andrzej Try various crust/mantle strength profiles and compare with the observed topography Try various crust/mantle strength profiles and compare with the observed topography

20 1 2 debris flow bedrock landslide 8 km 30 km

21 Tim Anne Mangeney Seismology Lab Institut de physique du globe de Paris Anne Mangeney Seismology Lab Institut de physique du globe de Paris Daniel What controls flow propagation? Why is basal friction so small (<10°) Water ? Processes at bedrock/debris flow interface o erosion? o auto-fluidization? Water ? Processes at bedrock/debris flow interface o erosion? o auto-fluidization? PhD thesis Antoine Lucas debris flow bedrock landslide 8 km 30 km obs model

22 What is the landslide trigger? Postglacial slope destabilization (sackung), a dangerous, underevaluated process of landslide genesis in terrestrial mountains! 1 3 Magda Daniel Olga Joanna Piotr Migoń Department of Geography Wrocław University sackung!

23 Marion Antoine We do have specialists of the glacial and periglacial conditions prevailing on Mars, that control landscape evolution. 1 4 ExoMars Martian North polar cap One of Marion's achievements

24 Relationships between rock alteration and (paleo-)climate 1 5 infrared spectra of the Martian surface (from orbit) terrestrial rock analogues altered in various environments SIBERIA arid and cold EAST ETHIOPIA arid but hot COMPA RISON characteristic infrared spectra (lab) rocks and minerals at surface alteration minerals (clays etc.) ? This is very complicated! discrimination between climate conditions of alteration experimental methods X-ray Raman SEM AFM AES … molecular composition crystallographic structure

25 Marta Joanna Marion Antoine Anne Gaudin Yann Morizet Planetology and Geodynamics Lab Univ. Nantes Institute of Experimental Physics, Univ. Wrocław ING PAN Kraków Biological activity plays a key role in rock alteration on Earth. Will this work reveal a method for identification of biological activity on Mars ? without biological activityin response to biological activity examples of altered rocks (SEM)…

26 internal structure of Mars internal structure of Mars slope stability landslides surface processes on Mars and Earth implications for evolution of environmental conditions on Mars glacial and periglacial processes rock alteration and climate topographic building


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