Details

Africa

Project Link
Project Link - Lake Bosumtwi Drilling Project

http://bosumtwi.icdp-online.org

Please use only this URL in any kind of publication (papers, posters, flyers, citations etc.). Only this URL can be guaranteed to be persistent over coming relaunches of the Web Site.
Gallery
Some Photos from Lake Bosumtwi, Ghana
Operational Report
Koeberl, C., Peck, J., King, J., Milkereit, B., Overpeck, O., and Scholz, C. (2005):
The ICDP Lake Bosumtwi Drilling Project: A First Report,
> 10.2204/iodp.sd.1.04.2005
Scientific Drilling 1 23-37
Press & Media
The Lake Bosumtwi Drilling Project
Publications

All ICDP-related Publications

Publications by year, most recent first:

Only selected publications are shown.

Miller, C.S.; Gosling, W.D. (2014):

Quaternary forest associations in lowland tropical West Africa. doi:10.1016/j.quascirev.2013.10.027

Quaternary Science Reviews 84 7-25

Losiak, A.; Schulz, T.; Buchwaldt, R.; Koeberl, C. (2013):

Petrology, major and trace element geochemistry, geochronology, and isotopic composition of granitic intrusions from the vicinity of the Bosumtwi impact crater, Ghana. doi:10.1016/j.lithos.2013.06.002

Lithos 177 297-313

Shanahan, T.M.; McKay, N.; Overpeck, J.T.; Peck, J.A.; Scholz, C.A.; Heil, C.W.; King, J. (2013):

Spatial and temporal variability in sedimentological and geochemical properties of sediments from an anoxic crater lake in West Africa: Implications for paleoenvironmental reconstructions. doi:10.1016/j.palaeo.2013.01.008

Lithos 374 96-109

Stoney, Q.G.; Scholz, C.A. (2013):

Extracting paleoclimate signals from sediment laminae: An automated 2-D image processing method. doi:10.1016/j.cageo.2012.10.016

Computers & Geosciences 52 345-355

Shanahan, T.M.; Peck, J.A.; McKay, N.; Heil, C.W.; King, J.; Forman, S.L.; Hoffmann, D.L.; Richards, D.A.; Overpeck, J.T.; Scholz, C.A. (2013):

Age models for long lacustrine sediment records using multiple dating approaches - An example from Lake Bosumtwi, Ghana. doi:10.1016/j.quageo.2012.12.001

Quaternary Geochronology 15 47-60

Shanahan, T.M.; Beck, J.W.; Overpeck, J.T.; McKay, N.P.; Pigati, J.S.; Peck, J.A.; Scholz, C.A.; Heil, C.W.; King, J. (2012):

Late Quaternary sedimentological and climate changes at Lake Bosumtwi Ghana: New constraints from laminae analysis and radiocarbon age modeling. doi:10.1016/j.palaeo.2012.08.001

Palaeogeography, Palaeoclimatology, Palaeoecology 361-362 49-60

Poste, A.E.; Muir, D.C.G.; Otu, M.K.; Hall, R.I.; Hecky, R.E. (2012):

Past and present mercury flux to a West African crater lake (Lake Bosomtwe/Bosumtwi, Ghana). doi:10.1016/j.scitotenv.2012.01.022

Science of The Total Environment

Coney, L.; Reimold, W.U.; Gibson, R.L.; Koeberl, C.; Ogilvie, P. (2010):

Melt particle characteristics of the within- and out-of-crater suevites from the Bosumtwi impact structure, Ghana: Implications for crater formation. doi:

The Geological Society of America, Special Paper 465

Ferrière, L.; Koeberl, C.; Brandstätter, F.; Mader, D. (2010):

Geochemistry of basement rocks and impact breccias from the central uplift of the Bosumtwi crater, Ghana-Comparison of proximal and distal impactites. doi:

The Geological Society of America, Special Paper 465

Ferrière, L.; Koeberl, C.; Thöni, M.; Liang, C. (2010):

Single crystal U-Pb zircon age and Sr-Nd isotopic composition of impactites from the Bosumtwi impact structure, Ghana - Comparison with country rocks and Ivory Coast tektites. doi:10.1016/j.chemgeo.2010.05.016

The Geological Society of America, Special Paper 275(3-4) 254-261

Giresse, P.; Makaya-Mvoubou (2010):

Sediment and particulate organic carbon fluxes in various lacustrine basins of tropical Africa and in the Gulf of Guinea. doi:

Global and Planetary Change

Shanahan, T.M.; Overpeck, J.T.; Anchukaitis, K.J.; Beck, J.W.; Cole, J.E.; Dettmann, D.L.; Peck, J.A.; Scholz, C.A.; King, J.W. (2009):

Atlantic Forcing of Persistent Drought in West Africa. doi:

Science 324 377-380

Ferrière, L.; Koeberl, C.; Ivanov, B.A.; Reimold, W.U. (2008):

Rocks, Shock Attenuation, and Uplift Formation Shock Metamorphism of Bosumtwi Impact Crater. doi:10.1126/science.1166283

Science 322 1678

Escala, M.; Rosell-Melé, A.; Fietz, S.; Koeberl, C. (2008):

Archaeabacterial lipids in drill core samples from the Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 43(11) 1777-1782

Luetke, S.; Deutsch, A.; Langenhorst, F.; Skala, R. (2008):

Formation and characteristics of impact glasses - the Lake Bosumtwi and Chesapeake cases. doi:

IODP/ICDP Kolloquium 2008 88-92

Ferrière, L.; Koeberl, C.; Reimold, W.U.; Mader, D. (2007):

Drill core LB-08A, Bosumtwi impact structure, Ghana : Geochemistry of fallback breccia and basement samples from the central uplift. doi:

Meteoritics and Planetary Science 42(4-5) 689-708

Deutsch, A.; Luetke, S.; Heinrich, V. (2007):

The ICDP Lake Bosumtwi impact crater scientific drilling project (Ghana ): Core LB-08A litho-log, related ejecta, and shock recovery experiments. doi:

Meteoritics and Planetary Science 42(4-5) 635-654

Elbra, T.; Kontny, A.; Pesonen, L.J.; Schleifer, N.; Schell, C. (2007):

Petrophysical and paleomagnetic data of drill cores from the Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 829-838

Ferrière, L.; Koeberl, C.; Reimold, W.U. (2007):

Drill core LB-08A, Bosumtwi impact structure, Ghana : Petrographic and shock metamorphic studies of material from the central uplift. doi:

Meteoritics and Planetary Science 42(4-5) 611-633

Danuor, S.K.; Menyeh, A. (2007):

Results of pre-drilling potential field measurements at the Bosumtwi crater. doi:

Meteoritics and Planetary Science 42(4-5) 541-547

Artemieva, N. (2007):

Possible reasons of shock melt deficiency in the Bosumtwi drill cores. doi:

Meteoritics and Planetary Science 42(4-5) 883-894

Boamah, D.; Koeberl, C. (2007):

The Lake Bosumtwi impact structure in Ghana : A brief environmental assessment and discussion of ecotourism potential. doi:

Meteoritics and Planetary Science 42(4-5) 561-567

Coney, L.; Gibson, R.L.; Reimold, W.U.; Koeberl, C. (2007):

Lithostratigraphic and petrographic analysis of ICDP drill core LB-07A, Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 569-589

Coney, L.; Reimold, W.U.; Gibson, R.L.; Koeberl, C. (2007):

Geochemistry of impactites and basement lithologies from ICDP borehole LB-07A, Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 667-688

Goderis, S.; Tagle, R.; Schmitt, R.T.; Erzinger, J.; Claeys, P. (2007):

Platinum group elements provide no indication of a meteoritic component in ICDP cores from the Bosumtwi crater, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 731-741

Hunze, S.; Wonik, T. (2007):

Lithological and structural characteristics of the Lake Bosumtwi impact crater, Ghana: Interpretation of acoustic televiewer images. doi:

Meteoritics and Planetary Science 42(4-5) 779-792

Karikari, F.; Ferrière, I.; Koeberl, C.; Reimold, W.U.; Mader, D. (2007):

Petrography, geochemistry, and alteration of country rocks from the Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 513-540

Koeberl, C.; Brandstätter, F.; Glass, B.P.; Hecht, L.; Mader, D.; Reimold, W.U. (2007):

Uppermost impact fallback layer in the Bosumtwi crater (Ghana): Mineralogy, geochemistry, and comparison with Ivory Coast tektites. doi:

Meteoritics and Planetary Science 42(4-5) 709-729

Koeberl, C.; Milkereit, B.; Overpeck, J.T.; Scholz, C.A.; Amoako, P.Y.O.; Boamah, D.; Danuor, S.K.; Karp, T.; Kück, J.; Hecky, R.E.; King, J.W.; Peck, J.A. (2007):

An international and multidisciplinary drilling project into a young complex impact structure: The 2004 ICDP Bosumtwi Crater Drilling Project - An overview. doi:

Meteoritics and Planetary Science 42(4-5) 483-511

Koeberl, C.; Milkereit, B.; Reimold, W.U. (2007):

The 2004 ICDP Bosumtwi Crater Drilling Project - Preface. doi:

Meteoritics and Planetary Science 42(4-5) 481-482

Koeberl, C.; Shukolyukov, A.; Lugmair, G.W. (2007):

Chromium isotopic studies of terrestrial impact craters: Identification of meteoritic components at Bosumtwi, Clearwater East, Lappajärvi, and Rochechouart. doi:

Earth and Planetary Science Letters 256(3-4) 534-546

Kontny, A.; Elbra, T.; Just, J.; Pesonen, L.J.; Schleicher, A.M.; Zolk, J. (2007):

Petrography and shock-related remagnetization of pyrrhotite in drill cores from the Bosumtwi Impact Crater Drilling Project, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 811-827

Ugalde, H.; Danuor, S.K.; Milkereit, B. (2007):

Integrated 3-D model from gravity and petrophysical data at the Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 859-866

Ugalde, H.; Morris, W.A.; Clark, C.; Miles, B.; Milkereit, B. (2007):

The Lake Bosumtwi meteorite impact structure, Ghana - A magnetic image from a third observational level. doi:

Meteoritics and Planetary Science 42(4-5) 793-800

Ugalde, H.; Morris, W.A.; Pesonen, L.J.; Danuor, S.K. (2007):

The Lake Bosumtwi meteorite impact structure, Ghana - Where is the magnetic source? doi:

Meteoritics and Planetary Science 42(4-5) 867-882

Mcdonald, I.; Peucker-Ehrenbrink, B.; Coney, L.; Ferriere, L.; Reimold, W.U.; Koeberl, C. (2007):

Search for a meteoritic component in drill cores from the Bosumtwi impact structure, Ghana: Platinum-group element contents and osmium isotopic characteristics. doi:10.1111/j.1945-5100.2007.tb01071.x

Meteoritics and Planetary Science 42(4-5) 743-753

Schell, C.; Schleifer, N.; Elbra, T. (2007):

Characterization of the log lithology of cores LB-07A and LB-08A of the Bosumtwi impact structure by using the anisotropy of magnetic susceptibility. doi:

Meteoritics and Planetary Science 42(4-5) 839-847

Schmitt, D.R.; Milkereit, B.; Karp, T.; Scholz, C.; Danuor, S.K.; Meillieux, D.; Welz, M. (2007):

In situ seismic measurements in borehole LB-08A in the Bosumtwi impact structure, Ghana: Preliminary interpretation. doi:

Meteoritics and Planetary Science 42(4-5) 755-768

Scholz, C.A.; Karp, T.; Lyons, R.P. (2007):

Structure and morphology of the Bosumtwi impact structure from seismic reflection data. doi:

Meteoritics and Planetary Science 42(4-5) 549-560

L’Heureux, E.; Milkereit, B. (2007):

Impactites as a random medium - Using variations in physical properties to assess heterogeneity within the Bosumtwi meteorite impact crater. doi:

Meteoritics and Planetary Science 42(4-5) 849-858

Morris, W.A.; Ugalde, H.; Clark, C. (2007):

Physical property measurements: ICDP boreholes LB-07A and LB-08A, Lake Bosumtwi impact structure, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 801-809

Morris, W.A.; Ugalde, H.; Clark, C.; Miles, B. (2007):

Clast fabric examination of impact-generated breccias, borehole LB-07A, Bosumtwi, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 769-778

Morrow, J.R. (2007):

Shock-metamorphic petrography and microRaman spectroscopy of quartz in upper impactite interval, ICDP drill core LB-07A, Bosumtwi impact crater, Ghana. doi:

Meteoritics and Planetary Science 42(4-5) 591-609

Petersen, M.T.; Newsom, H.E.; Nelson, M.J.; Moore, D.M. (2007):

Hydrothermal alteration in the Bosumtwi impact structure: Evidence from 2M1-muscovite, alteration veins, and fracture fillings. doi:

Meteoritics and Planetary Science 42(4-5) 655-666

Reimold, W.U.; Coney, L.; Koeberl, C.; Gibson, R.L. (2006):

ICDP Borehole LB-07A (Bosumtwi Impact Structure, Ghana): An Overview and First Multidisciplinary Results. doi:

Lunar and Planetary Science 37 abstract #1350

Morrow, J.R. (2006):

Petrographic Characteristics of Quartz in Suevitic Impact Breccia, Drillcore LB07A, Bosumtwi Crater, Ghana. doi:

Lunar and Planetary Science 37 abstract #1258

Luetke, S.; Deutsch, A.; Langenhorst, F.; Kreher-Hartmann, B. (2006):

Lake Bosumtwi Impact Structure, Ghana: First Geochemical and Sr Isotope Results for Target Lithologies. doi:

Lunar and Planetary Science 37 abstract #1811

Milkereit, B.; Ugalde, H.; Karp, T.; Scholz, C.A.; Schmitt, D.; Danuor, S.K.; Artemieva, N.; Kück, J.; Qian, W.; L’Heureux, E. (2006):

Exploring the Lake Bosumtwi Crater - Geophysical Surveys, Predictions and Drilling Results. doi:

Lunar and Planetary Science 37 abstract #1687

Shanahan, T.M.; Overpeck, J.T.; Scholz, C.A.; Sharpe, E.; Arko, J. (2006):

Simulating the response of a closed basin lake to recent climate and land-use changes in tropical West Africa (Lake Bosumtwi, Ghana). doi:10.1002/hyp.6359

Hydrological Processes 1(13) 1678-1691

Shanahan, T.M.; Overpeck, J.T.; Wheeler, C.W.; Beck, J.W.; Pigati, J.S.; Talbot, M.R.; Scholz, C.A.; Peck, J.; King, J.W. (2006):

Paleoclimatic variations in West Africa from a record of late Pleistocene and Holocene lake level stands of Lake Bosumtwi, Ghana. doi:

Palaeogeography, Palaeoclimatology, Palaeoecology 242(3-4) 287-302

Schleifer, N.H.; Elster, D.; Schell, C.M. (2006):

Petrophysical Characterization of the Core Samples of the Bosumtwi Meteorite Impact Crater (Ghana). doi:

Lunar and Planetary Science 37 abstract #1273

Kontny, A.; Just, J. (2006):

Magnetic Mineralogy and Rock Magnetic Properties of Impact Breccias and Crystalline Basement Rocks from the BCDP-Drillings 7A and 8A. doi:

Lunar and Planetary Science 37 abstract #1343

Goderis, S.; Tagle, R.; Claeys, P.; Schmitt, R.T.; Erzinger, J. (2006):

Platinum Group Elements in the ICDP Cores from the Bosumtwi Crater, Ghana. doi:

Lunar and Planetary Science 37 abstract #1305

Koeberl, C.; Brandstätter, F.; Hecht, L.; Reimold, W.U.; Peck, J.; King, J.W. (2006):

Uppermost Impact Fallout Layer in a Drillcore at the Bosumtwi Impact Crater (Ghana): A Preliminary Study. doi:

Lunar and Planetary Science 37 abstract #1552

Koeberl, C.; Milkereit, B.; Overpeck, J.T.; Scholz, C.A.; Reimold, W.U.; Amoako, P.Y.O.; Boamah, D.; Claeys, P.; Danuor, S.K.; Deutsch, A.; Hecky, R.E.; King, J.W.; Newsom, H.; Peck, J.; Schmitt, D.R. (2006):

An International and Multidisciplinary Drilling Project into a Young Complex Impact Structure: The 2004 ICDP Bosumtwi Impact Crater, Ghana, Drilling Project — An Overview. doi:

Lunar and Planetary Science 37 abstract #1859

Coney, L.; Reimold, W.U.; Koeberl, C.; Gibson, R.L. (2006):

Mineralogical and Geochemical Investigations of Impact Breccias in the ICDP Borehole LB-07A, Bosumtwi Impact Crater, Ghana. doi:

Lunar and Planetary Science 37 abstract #1279

Deutsch, A.; Heinrich, V.; Luetke, S. (2006):

The Lake Bosumtwi Impact Crater Drilling Project (BCDP): Lithological Profile of Wellhole BCDP-8A. doi:

Lunar and Planetary Science 37 abstract #1292

Ferrière, L.; Koeberl, C.; Reimold, W.U.; Gibson, R.L. (2006):

First Mineralogical Observations and Chemical Analyses of Core LB-08A from the Central Uplift of the Bosumtwi Impact Structure, Ghana: Comparison with Suevite from Outside the Crater. doi:

Lunar and Planetary Science 37 abstract #1845

Ugalde, H.; Danuor, S.K.; Milkereit, B. (2006):

A 3D Gravity Model of the Bosumtwi Impact Structure. doi:

Lunar and Planetary Science 37 abstract #1063

Dai, X.; Boamah, D.; Koeberl, C.; Reimold, W.U.; Irvine, G.; McDonald, I. (2005):

Bosumtwi impact structure, Ghana: Geochemistry of impactites and target rocks, and search. for a meteoritic component. doi:

Meteoritics and Planetary Science 40 1493-1511

Brooks, K.; Scholz, C.A.; King, J.W.; Peck, J.; Overpeck, J.T.; Russell, J.M.; Amoako, P.Y.O. (2005):

Late-Quaternary lowstands of lake Bosumtwi, Ghana: evidence from high-resolution seismic-reflection and sediment-core data. doi:

Palaeogeography, Palaeoclimatology, Palaeoecology 216(3-4) 235-249

Koeberl, C.; Peck, J.A.; King, J.W.; Milkereit, B.; Overpeck, J.T.; Scholz, C.A. (2005):

The ICDP Lake Bosumtwi Drilling Project: A First Report. doi:10.2204/iodp.sd.1.04.2005

Scientific Drilling 1 23-27

Shanahan, T.M.; Overpeck, J.T.; Peck, J.; King, J.W.; Scholz, C.A.; Hughen, K.; Drenzek, N.; Beck, J.W. (2005):

Paleoenvironmental changes in West Africa since the Last Glacial Maximum from a geochemical and modeling study of Lake Bosumtwi, Ghana. doi:

American Geophysical Union Fall Meeting 2005

Koeberl, C.; Reimold, W.U. (2005):

Bosumtwi impact crater, Ghana (West Africa): An updated and revised geological map, with explanations. doi:

Jahrbuch der geologischen Bundesanstalt (Wien) 145 31-70

Pease, R. (2004):

Drilling for Africa's climate history. doi:

BBC News

Peck, J.A.; Green, R.R.; Shanahan, T.M.; King, J.W.; Overpeck, J.T.; Scholz, C.A. (2004):

A magnetic mineral record of Late Quaternary tropical climate variability from Lake Bosumtwi, Ghana. doi:

Palaeogeography, Palaeoclimatology, Palaeoecology 215 37-57

Koeberl, C.; Shukolyukov, A.; Lugmair, G.W. (2004):

An ordinary chondrite impactor composition of the Bosumtwi impact structure, Ghana, West Africa: discussion of siderophile element contents and Os and Cr isotope data. doi:

Lunar and Planetary Science 35 abstract #1256

Karp, T.; Milkereit, B.; Janle, P.; Danuor, S.K.; Pohl, J.; Berckhemer, H.; Scholz, C.A. (2004):

Seismic investigation of the Lake Bosumtwi impact crater: preliminary results. doi:

Planetary and Space Science 50(7-8) 735-743

Glass, B.P.; Huber, H.; Koeberl, C. (2004):

Geochemistry of Cenozoic microtektites and clinopyroxene-bearing spherules. doi:10.1016/j.gca.2004.02.026

Geochimica et Cosmochimica Acta 68(19) 3971-4006

Russell, J.; Talbot, M.R.; Haskell, B.J. (2003):

Mid-Holocene climate change in Lake Bosumtwi, Ghana. doi:

Quaternary Research 60 133-141

Wiersberg, T.; Erzinger, J.; Zimmer, M.; Schicks, J.; Dahms, E. (2003):

Gas geochemistry studies at the gas hydrate occurrence in the permafrost environment of Mallik (NWT, Canada). doi:

Geophysical Research Abstracts 5(02722)

Koeberl, C.; Harms, U. (2002):

Scientific Drilling at the Bosumtwi Impact Structure, Ghana, West Africa. doi:

ICDP-Newsletter 4 22-26

Dai, X.; Koeberl, C.; Fröschl, H. (2001):

Determination of platinum group elements in impact breccias using neutron activation analysis and ultrasonic nebulization inductively coupled plasma mass spectrometry after anion exchange preconcentration. doi:

Analytica Chimica Acta 436(I) 79-85

Koeberl, C.; Reimold, W.U.; Blum, J.D.; Chamberlain, C.P. (1998):

Petrology and geochemistry of target rocks from the Bosumtwi impact structure, Ghana, and comparison with Ivory Coast tektites. doi:

Geochimica et Cosmochimica Acta 62(12) 2179-2196

Koeberl, C.; Bottomley, R.; Glass, B.P.; Storzer, D. (1997):

Geochemistry and age of Ivory Coast tektites and microtektites. doi:

Geochimica et Cosmochimica Acta 61(8) 1745-1772

Turner, B.F.; Gardner, L.R.; Sharp, W.E. (1996):

The hydrology of Lake Bosumtwi, a climate-sensitive lake in Ghana, West Africa. doi:

Journal of Hydrology 183(3-4) 243-261

Jones, W.B. (1985):

Chemical analyses of Bosumtwi crater target rocks compared with Ivory Coast tektites. doi:

Geochimica et Cosmochimica Acta 49 2569-2576

Talbot, M.R.; Livingstone, D.A.; Palmer, P.G.; Maley, J.; Melack, J.M.; Delibrias, G.; Gulliksen, S. (1984):

Preliminary results from sediment cores from Lake Bosumtwi, Ghana. doi:

Palaeoecology of Africa 16 173-192

Talbot, M.R.; Hall, J.B. (1981):

Further Late Quaternary leaf fossils from Lake Bosumtwi, Ghana. doi:

Palaeoecology of Africa 13 83-92

Talbot, M.R.; Delibrias, G. (1980):

A new late-Holocene water-level curve for Lake Bosumtwi, Ghana. doi:

Earth and Planetary Science Letters 47 336-344

Talbot, M.R.; Delibrias, G. (1977):

Holocene variations in the level of Lake Bosumtwi, Ghana. doi:

Nature 268 722-724

Person, Affiliation, Roles in Project

Christian Koeberl	Vienna Vienna, Austria	[PI,STM,TC04,CP]
Bernd Milkereit	Toronto Ontario, Canada	[PI,STM,TC04,SP]
Jonathan T. Overpeck	Ann Arbor Michigan, U.S.A.	[PI,STM]
Christopher A. Scholz	Syracuse New York, U.S.A.	[PI,STM]
James Addo	Kumasi Ashanti, Ghana	[TC04,WP]
Vincent Antigi	Accra Ghana	[TC04,WP]
Kwaku Atta-Ntim	Accra Ghana	[TC04,WP]
Francis Awortwi	Kumasi Ashanti, Ghana	[TC04,WP]
Katerina Bartosova	Vienna Vienna, Austria	[STM]
Philippe Claeys	Brussels Brussels, Belgium	[STM,SP]
Charles S. Cockell	Edinburgh Scotland, United Kingdom	[STM,SP]
Louise Coney	Kimberley Nordkap, South Africa	[STM,SP]
Ronald Conze	Potsdam Brandenburg, Germany	[SP]
Alexander Deutsch	Muenster i.W. North Rhine Westphalia, Germany	[STM,SP,TC04]
Bernard Dzirasah	Kumasi Ashanti, Ghana	[TC04,WP]
Tiiu Elbra	Prague Prague, Czechia	[STM,SP]
Ludovic Ferriere	Vienna Vienna, Austria	[STM]
Emmanuel Frempong	Kumasi Ashanti, Ghana	[TC04,WP]
Ralf Gelfort	Hannover Lower Saxony, Germany	[STM]
Iain Gilmour	Milton Keynes England, United Kingdom	[STM,SP]
Richard A.F. Grieve	Ottawa Ontario, Canada	[STM,SP]
Ulrich Harms	Potsdam Brandenburg, Germany	[SP]
Ursula Heitmann	Muenster i.W. North Rhine Westphalia, Germany	[SP]
Jana Just	Erlangen Bavaria, Germany	[STM,SP]
John William King	Narragansett Rhode Island, U.S.A.	[CAND]
Agnes Maria Kontny	Karlsruhe Baden-Wurttemberg, Germany	[STM]
Jochem Kück	Potsdam Brandenburg, Germany	[SP]
Jochem Kück	Windischeschenbach Bavaria, Germany	[SP]
Falko Langenhorst	Jena Thuringia, Germany	[STM,SP]
Anna Losiak	Wroclaw Lower Silesian, Poland	[STM]
Damien Meillieux	Lysaker Akershus, Norway	[STM]
Aboagye Menyeh	Kumasi Ashanti, Ghana	[TC04,WP]
William A. Morris	Hamilton Ontario, Canada	[STM]
Jared R. Morrow (†)	San Diego California, U.S.A.	[STM,SP]
Andreas Dominik Müller	Zurich Zurich, Switzerland	[GU]
Horton E. Newsom	Albuquerque New Mexico, U.S.A.	[STM,SP]
Patrius Ofosu	Abono Ghana	[TC04,WP]
Lauri J. Pesonen	Helsinki Uusimaa, Finland	[STM,SP]
Megan K. Puchniak Otu	Waterloo Ontario, Canada	[CAND]
Timothy D. Raub	St. Andrews England, United Kingdom	[STM]
Wolf Uwe Reimold	Berlin Berlin, Germany	[STM,SP]
Astrid Riemann	Potsdam-Golm Brandenburg, Germany	[SP]
Peter Sanful	Kumasi Ashanti, Ghana	[TC04,WP]
Norbert H. Schleifer	Leoben Styria, Austria	[STM,SP]
Douglas R. Schmitt	Edmonton Alberta, Canada	[STM]
Felina Schütz	Berlin Berlin, Germany	[SP]
Hernan A. Ugalde	Toronto Ontario, Canada	[STM]
David D. Wemegah	Kumasi Ashanti, Ghana	[TC04,WP]
Thomas Wöhrl	Potsdam Brandenburg, Germany	[SP]

Legend Click "Show"

STM - Science TeamShow

CAND - STM Candidate Show

STM,WP - Workshop Participant, STMShow

WP - Workshop Participant Show

Click to see less commonly used abbreviations

CI - Collaborating Investigator

CO - Coordinator

CO-PI - Co-Principal Investigator

CX06 - Workshop Participant

DE - Drilling Engineer

DS - Drill Site Staff

EX - Excluded

GP - General Public

GU - Guest

IC05 - ?

ICDP/AOG-X - ICDP/Assembly of Governors (retired)

ICDP/EC-X.- ICDP/Executive Committee

ICDP/EC-X - ICDP/Executive Committee (retired)

ICDP/SAG-X - ICDP/Science Advisory Group (retired)

PI - Principal Investigator

PI.STM - Principal Investigator

PM - Project Management

RE - Retired

SAGA - SAGA

SC - Scientist

SP - Sampling Party

SRP06 - ?

SS - Subscriber

STM - Science Team Member

STM.WP - Science Team Member

SUBC - Sub-Coordinator

TC03 - ?

TC04 - ?

TE - Technician

WP - Workshop Participant

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ICDPInternational Continental Scientific Drilling Program

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Africa

Some Photos from Lake Bosumtwi, Ghana