Guillaume Le hir
Institut de physique du globe de Paris, Paris, CA
Activity
2020
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MODELING ORDOVICIAN ICE SHEET AND THE SEA-LEVEL FINGERPRINT OF ITS COLLAPSE: TOWARD A CONSISTENT PICTURE OF THE ORDOVICIAN GLACIATION
T202 An Interdisciplinary View of Paleozoic Glaciations and Icehouse Climates: Sedimentology, Paleoclimate, Paleontology, Geochemistry, Geochronology, and ModelingThursday, 29 October 20201:30 PM - 5:30 PMMeeting Rooms
2019
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THE CLIMATIC SIGNIFICANCE OF LATE ORDOVICIAN–EARLY SILURIAN BLACK SHALES
T68 The Ordovician Earth: Integrated Perspectives on the Fossil and Rock RecordsSunday, 22 September 20191:30 PM - 5:30 PMRoom 228AB, North Building
2017
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THE K–PG BOUNDARY: GEOLOGICAL EVENTS, MARINE ACIDIFICATION AND COLLAPSE OF PRIMARY PRODUCERS
T228 Mass Extinctions II: Past, Present, and Future?Tuesday, 24 October 20171:30 PM - 5:30 PMRoom 608
2016
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FURTHER EVIDENCE FOR A LONG-LIVED ORDOVICIAN ICEHOUSE CLIMATE SUGGESTS ALTERNATIVE KILL MECHANISMS FOR THE END-ORDOVICIAN MASS EXTINCTIONS
T288 The Early Paleozoic World: Radiations, Extinctions, and Paleoenvironmental Change IIWednesday, 28 September 20168:00 AM - 12:00 PMMile High Ballroom 3C
2014
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ENVIRONMENTAL CHANGES AT THE KT BOUNDARY: A GEOCHEMICAL NUMERICAL APPROACH
T200 Mass Extinctions: Volcanism, Impacts, and Catastrophic Environmental Change IITuesday, 21 October 20148:00 AM - 12:00 PM223/224
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ORBITALLY FORCED CLIMATIC FLUCTUATIONS IN SNOWBALL EARTH: COMPELLING EVIDENCE FROM A DATA-MODEL STUDY
T139 Climate Change in the Geological Record: What Can We Learn from Data and Models? (Posters)Monday, 20 October 20149:00 AM - 6:30 PMExhibition Hall C
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MODELING LATE ORDOVICIAN (~ 445 MA) CLIMATIC CHANGES WITH THE OCEAN-ATMOSPHERE MODEL FOAM AND THE ICE-SHEET MODEL GRISLI
T106 Climate Change in the Geological Record: What Can We Learn from Data and Models?Monday, 20 October 20148:00 AM - 12:00 PM215/216