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Diplom-Geologin
Annett Junginger

Haus 27, Raum 2.35

Tel.     +49-331-977-5857
email  annett.junginger@geo.uni-potsdam.de



Curriculum Vitae
since spring 2007   
PhD Student, Institute of Earth and Environmental Sciences, University of Potsdam, DFG Graduate School 1364, Germany

Project: "Fluctuating climate and consequences for the mammalian and hominin evolution: closing the gap in the Northern Kenya Rift" supervised by Dr. Martin H. Trauth, Prof. Manfred Strecker

2006 - 2007
Work and Travel Australia, New Zealand, and Hawai'i

2006   
Diploma in Geology, Institute of Earth and Environmental Sciences, University of Potsdam, Germany

Diploma thesis: "High-resolution analysis of 16 kyr old laminated sediments from Lake Nakuru, Kenya"  supervised by Dr. Andreas G. N. Bergner, Dr. Martin H. Trauth, Dr. Jens Mingram

2002 - 2005 Study of Geology at the Institute of Earth and Environmental Sciences, University of Potsdam, Germany;
Study of Meteorology at the Institute of Meteorology, Study of Hydrology at the Institute of Geosciences, Freie Universität Berlin, Germany

2002   
Intermediate diploma in Geoscience, Mathematics, Physics, and Chemistry

1999 - 2002
Study of Geoscience at the Institute of Earth and Environmental Sciences, University of Potsdam, Germany



Dissertation Project

Fluctuating climate and consequences for the mammalian and hominin evolution: closing the gap in the Northern Kenya Rift.

Project abstract

Preliminary fieldwork in the East African Rift System by the proponents suggests there may be three wet periods in the Rift Valley: 2.7-2.5 Ma, 1.9-1.7 Ma, and 1.1-0.9 Ma before present which seem to correlate with the dry periods observed in NW and NE Africa, as well as key stages in hominid evolution. The possible occurrence of large deep lakes during these periods implies that key steps in human evolution may have occurred in a relatively humid region, contrary to the current accepted hypothesis. However, this interpretation is limited as there is a 200 km gap in current available paleoclimate records. This missing link in important paleo-ecological data involves the Suguta Valley in the Northern Kenya Rift. It is essential to investigate this geographical ‘gap’ as it could provide unique paleo-climatic evidence linking the north and south EARS records. The Suguta Valley records are important particularly concerning the 2.7-2.5 Ma wet event, evidence for which has only currently been found in the Ethiopian Rift and the Baringo Basin. The Suguta Valley may also provide important evidence of hydrological changes during the Holocene. Dunkley et al. (1993) report Holocene lake sediment dated at 9.6 ka at a elevation of 575 m in the valley which is essentially dry now. This project receives important informations from the project [4] on basin histories in the same region. It also provides information on long-term climate fluctuations for other projects.

Workshops, Shortcourses, Training, Fieldschool

Fieldcourse “Tectonics and Climate – India” September 2009

Graduateschool Workshop “Earth Surface Processes” Potsdam, July 2009

Seminar and Lecture Series “Climate and Tectonics of the Himalaya”, Potsdam, April - July 2009

Workshop “Paleoclimate proxies in terrestrial archives”, Potsdam, November 2008

Symposium “EAGLE East African Geodynamics, Climate, Lakes and Evolution”, Potsdam, Oct 2008

Graduateschool Workshop “Earth Surface Processes”, Potsdam, July 2008

Expedition to Suguta Valley, Kenya, June 2008

Shortcourse “Stable Isotopes in Environmental Studies”, Potsdam, May 2008

Course Introduction to diatom analysis, University College London, January 2008

Fieldwork central Kenya Rift - project: short cores from rift lakes, August 2007

Fieldcourse “Tectonics and Climate of the East African Rift”, Kenya, August 2007

Expedition to Suguta Valley, Kenya, June 2007

Softskills Training "Schreibwerkstadt", Potsdam, May 2007




Publications

2009

Garcin, Y., Junginger, A., Melnick, D., Olago, D.O., Strecker, M.R., Trauth, M.H., 2009, Late Pleistocene-Holocene rise and collapse of the Lake Suguta, northern Kenya Rift, Quaternary Science Reviews.



Conference contributions

2009

Junginger, A.
, Trauth, M.H., Environmental instabilities in the Suguta Valley, Northern Kenya Rift during the ‚African Humid Period‘, AGU, San Francisco, December 2009, (Poster).

2008

Junginger, A., Trauth, M., Garcin, Y., Olago, D., Maslin, Ml, 2008, Multiple Cenozoic lake episodes in the Suguta Valley, Northern Kenya Rift: Testing hypotheses for evolution-climate linkages, International Workshop on East African Geodynamics, Climate, Lakes and Evolution, Potsdam, October  2008, (Talk)

Junginger, A., Garcin, Y., Trauth, M.H., Maslin, M., Melnick, D., Strecker, M.R., Olago, D., 2008, Multiple Cenozoic lake episodes in the Suguta Valley, Northern Kenya Rift, EGU, Vienna, April 2008, (Poster).

Garcin, Y., Junginger, A., Trauth, M.H., Melnick, D., Strecker, M.R., Olago, D.O., Maslin, M., 2008, Major climatic changes in equatorial East Africa during the late Pleistocene and Holocene: reconstruction from paleo-shorelines in the Suguta Valley, northern Kenya Rift, EGU, Vienna, April 2008, (Poster).

Trauth, M.H., Strecker, M.R., Deino, A., Garcin, Y., Junginger, A., Maslin, M., Melnick, D., Olago, D., Omenda, P., 2008, The structural and environmental history of Northern Kenya Rift: The Suguta Valley Project, EGU, Vienna, April 2008, (Poster).

2007

Marwan, N., Junginger, A., Trauth, M., Bergner, A., Garcin, Y., 2007, Recurrence in climate variability – a comparison of modern climate data from Nakuru, Kenya, with Early Holocene palaeo-climate records, EGU, Vienna, April 2007, (Poster)

2006

Juninger, A.
, Mingram, J., Bergner, A., Trauth, M., 2006, High-resolution analysis of 16 kyr old laminated sediments from Lake Nakuru, Kenya, EGU Annual Meeting, Vienna, April 2006.