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Orals CL1.21

CL1.21

On the dynamics of Dansgaard-Oeschger events; perspectives from paleoclimate data and modeling (including Hans Oeschger Medal Lecture and CL Division Outstanding ECS Lecture)
Conveners: Henrik Sadatzki , Mari F. Jensen  | Co-Conveners: Kerim Nisancioglu , Markus Jochum , Camille Li , Joel Pedro 
Orals
 / Wed, 11 Apr, 13:30–17:00  / Room F2
Posters
 / Attendance Wed, 11 Apr, 17:30–19:00  / Hall X5

Wednesday, 11 April 2018
Room F2
Chairperson: Mari F. Jensen, Joel Pedro, Kerim Nisancioglu
13:30–13:45
EGU2018-1989
Climatic teleconnections during the last ice age: postcards and text messages from the North Atlantic
Christo Buizert, Michael Sigl, Mirko Severi, Bradley Markle, Joseph McConnell, Joel Pedro, Justin Wettstein, Harald Sodemann, Kumiko Goto-Azuma, Kenji Kawamura, Shuji Fujita, Hideaki Motoyama, Motohiro Hirabayashi, Ryu Uemura, Barbara Stenni, Frédéric Parrenin, Feng He, Tyler Fudge, and Eric Steig
13:45–14:00
EGU2018-10494
Relative timing of precipitation and ocean circulation changes in the western equatorial Atlantic over the last 45 ky (solicited)
Claire Waelbroeck, Sylvain Pichat, Bryan C. Lougheed, Evelyn Böhm, Lise Missiaen, Mathieu Vrac, Natalia Vazquez Riveiros, Pierre Burckel, Jörg Lippold, Helge Arz, Trond Dokken, François Thil, and Arnaud Dapoigny
14:00–14:15
EGU2018-14136
Testing the assumption of synchronous Dansgaard Oeschger events in ice cores and speleothems: Linking GICC05 to the U/Th timescale via cosmogenic radionuclide records
Florian Adolphi, Tobias Erhardt, Christopher Bronk-Ramsey, and Raimund Muscheler
14:15–14:30
EGU2018-16354
Glacial Climate Stability: Pathway to understand abrupt glacial climate shifts
Xu Zhang, Gregor Knorr, Steve Barker, and Gerrit Lohmann
14:30–14:45
EGU2018-11230
Dansgaard-Oeschger cycles as a mode of internal climate variability
Heather Andres and Lev Tarasov
14:45–15:00
EGU2018-18793
DO-like oscillation under limited range of CO2 and freshwater forcing
Ayako Abe-Ouchi, Wing-Le Chan, Sam Tadano-Sherriff, Takashi Obase, Akira Oka, Masa Yoshimori, Kenji Kawamura, and Takahito Mitsui
Coffee break
15:30–15:45
EGU2018-12467
Improving the simulation of the Northern Hemisphere ice-sheet response to millennial-scale climate variability (solicited)
Marisa Montoya, Rubén Banderas, Jorge Álvarez-Solas, and Alexander Robinson
15:45–16:00
EGU2018-16393
Evidence for dynamic changes in the subpolar gyre during Dansgaard-Oeschger cycles
Andreas Born and Camille Li
16:00–17:00
EGU2018-1891
Dansgaard-Oeschger events: rapid, rare and unexpected!?
Hubertus Fischer