Orals CL4.2/AS3.15/GM5.2
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CL4.2/AS3.15/GM5.2 Aeolian dust: Initiator, Player, and Recorder of Environmental Change (co-organized) |
| Convener: Jan-Berend Stuut | Co-Convener: Peter Knippertz |
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Wednesday, 10 April 2013 Room Y8 Chairperson: Jan-Berend |
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Dust archives
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| 13:30–13:45 |
EGU2013-3476
New insights in the analysis of the millennial scale dust variability and an integrated scheme of its recording in the Northern hemisphere ice and terrestrial records. Denis-Didier Rousseau, Sigfus Johnsen, Anders Svensson, Matthias Bigler, Adriana Sima, and Jorgen Peder Steffensen |
| 13:45–14:00 |
EGU2013-767
Dust deposition events in Caucasus Mountains as revealed by shallow ice cores from Mt Elbrus Stanislav Kutuzov, Maria Shahgedanova, Sarah Kemp, Ivan Lavrentiev, Vladimir Mikhalenko, and Gregory Popov |
| 14:00–14:15 |
EGU2013-7221
Rare earth element and Nd isotope geochemistry of an ombrotrophic peat bog at Karukinka (Chile, 53.9° S): a palaeo-record of Holocene dust deposition in Tierra del Fuego. Heleen Vanneste, François De Vleeschouwer, Aubry Vanderstraeten, Nadine Mattielli, Delphine Triquet, Natalia Piotrowska, and Gael Le Roux |
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Dust deposition and impacts
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| 14:15–14:30 |
EGU2013-8455
Solubility of aerosol trace elements: sources and deposition fluxes in the Canary Region María Dolores Gelado-Caballero, Patricia López-García, Matthew Patey, Sandra Prieto, Cayetano Collado, Desire Santana, and Joaquín Hernández-Brito |
| 14:30–14:45 |
EGU2013-2060
| presentation
African dust phosphorus fertilizing the Amazon and the Atlantic Ocean is derived from marine sediments and igneous rocks - no indication for Bodélé diatomite contribution Avner Gross, Danilo Castido, Casimero Pio, and Alon Angert |
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Dust-source characteristics
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| 14:45–15:00 |
EGU2013-3329
Geochemical and isotopic constraints on the significance of the Bodélé Depression as source for global dust emission Wafa Abouchami, Kerstin Näthe, Ashwini Kumar, Stephen Galer, Klaus Peter Jochum, Earle Williams, Adriana Horbe, João Willy Corrêa Rosa, William Balsam, David Adams, Klaus Mezger, and Meinrat O. Andreae |
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COFFEE BREAK
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Dust in the climate system
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| 15:30–15:45 |
EGU2013-1653
Is the dust cycle more sensitive to climate changes than thought? Insights from an improved model for mineral dust emission (solicited) Press & Media Jasper Kok, Natalie Mahowald, Daniel Ward, Stephane Alfaro, Gerardo Fratini, John Gillies, Masahide Ishizuka, John Leys, Beatrice Marticorena, Masao Mikami, Moon-Soo Park, Soon-Ung Park, Jean Louis Rajot, Mamadou Sow, Robert Van Pelt, and Ted Zobeck |
| 15:45–16:00 |
EGU2013-12337
On the coupled response of the equatorial Atlantic to West African dust outbreaks Amato Evan |
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Remote sensing
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| 16:00–16:15 |
EGU2013-5363
Enhancing weak transient signals in SEVIRI false colour imagery: application to dust source detection in southern Africa Jon E. Murray, Helen E. Brindley, Robert G. Bryant, Jacqui E. Russell, and Katherine F. Jenkins |
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Dust-emission processes
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| 16:15–16:30 |
EGU2013-3035
The formation and dust lifting processes associated with a large Saharan meso-scale convective system (MCS) Alex Roberts and Peter Knippertz |
| 16:30–16:45 |
EGU2013-6318
Large-eddy simulation of turbulent dust emission Martina Klose and Yaping Shao |
| 16:45–17:00 |
EGU2013-7004
Size-resolved dust flux measurements in a fallow wheat field from the Japan-Australia Dust Experiment (JADE) Masahide Ishizuka, Masao Mikami, John F. Leys, Yaping Shao, Yutaka Yamada, and Stephan Heidenreich |