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Gona Ethiopia

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Published: 01 December 2008
DOI: 10.1130/2008.2446(02)
... The Gona area includes many rich fossil localities that are of great consequence to the study of human evolution. The Adu-Asa Formation, containing the oldest of these fossils, consists of nearly 200 m of fossil-bearing sedimentary rocks in thin (≤;30 m), laterally variable sections...
Published: 01 December 2008
DOI: 10.1130/2008.2446(10)
... the late Miocene and early Pliocene. To further evaluate the environmental context of Ardipithecus , we present stable carbon isotope data of 182 fossil herbivore teeth from Ardipithecus -bearing fossil deposits in the Gona Paleoanthropological Research Project area, in the Afar region of Ethiopia...
Journal Article
Journal: GSA Bulletin
Published: 01 November 2004
GSA Bulletin (2004) 116 (11-12): 1529–1544.
.... It does not appear to continue far westward into the project area. Gona Ethiopia carbon isotopes early hominids Oldowan first stone tools Awash paleoenvironment The Hadar Formation, exposed along the northern Awash River (Fig. 1) , has been the focus of intense paleoanthropological...
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Published: 01 December 2008
DOI: 10.1130/2008.2446(01)
... Deposits in the Gona Paleoanthropological Research Project (GPRP) area in east-central Ethiopia span most of the last ~6.4 m.y. and are among the longest and most complete paleoenvironmental and human fossil archives in East Africa. The 40 Ar/ 39 Ar and paleomagnetic dates...
Published: 01 December 2008
DOI: 10.1130/2008.2446(05)
... Mapping and description of the Hadar and Busidima Formations in the northern Awash valley, Ethiopia, have been greatly aided by the use of tephrostratigraphy and tephra correlation in the Dikika, Gona, Hadar, and Ledi-Geraru paleoanthropological project areas. The Hadar Formation contains...
Journal Article
Journal: Elements
Published: 01 April 2023
Elements (2023) 19 (2): 75–81.
...-Mille paleoanthropological research project, Afar, Ethiopia . Journal of Human Evolution 93 : 25 - 45 , doi: 10.1016/j.jhevol.2015.12.007 Semaw S and 6 coauthors ( 1997 ) 2.5-million-year-old stone tools from Gona, Ethiopia . Nature 385 : 333 - 336 , doi: 10.1038/385333a0...
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Published: 01 December 2008
DOI: 10.1130/2008.2446(06)
... This paper documents the lithology and geochemistry of vitric tephra deposits from the Pliocene-Pleistocene Hadar and Busidima Formations from the early hominin site of Hadar in Ethiopia. Vitric tephras of the Hadar Formation (ca. 3.45–2.9 Ma) are limited to certain facies of the Sidi Hakoma...
Journal Article
Journal: Geology
Published: 01 June 2007
Geology (2007) 35 (6): 531–534.
... for Plio-Pleistocene environmental change at Gona, Ethiopia : Earth and Planetary Science Letters , v. 219 pp. 93 - 100 doi: 10.1016/S0012-821X (03)00707-6. Liu , W. , Huang , Y. , An , Z. , Clemens , S.C. , Li , L. , Prell , W.L. , and Ning , Y. , 2005 , Monsoon...
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Journal Article
Published: 16 June 2023
Journal of Sedimentary Research (2023) 93 (5): 309–326.
...., Semaw, S., and Rogers, M., 2004 , Isotopic evidence for Plio–Pleistocene environmental change at Gona, Ethiopia : Earth and Planetary Science Letters , v . 219 , p . 93 – 110...
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Journal Article
Journal: Geology
Published: 01 May 2011
Geology (2011) 39 (5): 435–438.
... , doi: 10.1016/S0016-7037(98)00170-7 . Levin N.E. Quade J. Simpson S.W. Semaw S. Rogers M. , 2004 , Isotopic evidence from Plio-Pleistocene environmental change at Gona, Ethiopia : Earth and Planetary Science Letters , v. 219 , p. 93 – 110 , doi: 10.1016/S0012-821X(03...
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Journal Article
Journal: Geology
Published: 01 December 2005
Geology (2005) 33 (12): 977–980.
...-Pleistocene environmental change at Gona, Ethiopia : Earth and Planetary Science Letters , v. 219 p. 93 - 110 . McDougall , I. , Brown , F.H. , Cerling , T.E. , and Hillhouse , J.W. , 1992 , A reappraisal of the geomagnetic polarity time scale to 4 Ma using data from the Turkana...
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Journal Article
Journal: Geology
Published: 01 November 2012
Geology (2012) 40 (11): 1019–1022.
... and Sundays Rivers, Cape Province : South African Journal of Science , v. 53 , p. 373 – 377 . Semaw S. Renne P. Harris J.W.K. Feibel C.S. Bernor R.L. Fesseha N. Mowbray K. , 1997 , 2.5-million-year-old stone tools from Gona, Ethiopia : Nature , v. 385 , p. 333 – 336...
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Journal Article
Journal: Elements
Published: 01 April 2023
Elements (2023) 19 (2): 88–95.
... Rift in Ethiopia. An example of application of the 40 Ar/ 39 Ar dating technique in the East African Rift is provided by a recent study of a set of drill cores recovered from mostly fluviolacustrine and fan-delta volcaniclastic Pleistocene strata at three sites in the Olduvai Basin, Tanzania (e.g...
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Journal Article
Published: 01 August 2010
Journal of Sedimentary Research (2010) 80 (8): 703–709.
... Society of America, Bulletin , v. 107 , p. 213 – 230 . Quade , J. , Levin , N. , Semaw , S. , Stout , D. , Renne , P.R. , Rogers , M. , and Simpson , S. , 2004 , Paleoenvironments of the earliest stone toolmakers, Gona, Ethiopia : Geological Society of America...
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Journal Article
Published: 23 November 2017
Petroleum Geoscience (2018) 24 (1): 21–40.
... shown in southern Ethiopia by Bonini et al. (2005) and Vetel & Le Gall (2006) , or the location of the Choke and Gona shield volcanoes in Kieffer et al. (2004) and Rooney (2017) . Inevitably, this necessitated subjective decisions about the ‘best’ shapes and locations to incorporate...
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Journal Article
Published: 01 December 2009
Journal of Sedimentary Research (2009) 79 (12): 906–917.
... , Isotopic evidence for Plio-Pleistocene environmental change at Gona, Ethiopia : Earth and Planetary Science Letters , v. 219 , p. 93 – 110 . Lines , G.C. , 1979 , Hydrology and surface morphology of the Bonneville salt flats and Pilot Valley playa, Utah : U.S. Geological Survey, Water...
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Journal Article
Journal: Geosphere
Published: 01 October 2007
Geosphere (2007) 3 (5): 337–365.
.... , Semaw , S. , Stout , D. , Renne , P. , Rogers , M. , and Simpson , S. , 2004 , Paleoenvironments of the earliest stone toolmakers, Gona, Ethiopia: Geological Society of America Bulletin , v. 116 p. 1529 – 1544 doi: 10.1130/B25358.1. Quinn , W.H. , 1992 , A study...
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Journal Article
Published: 01 February 2010
Journal of Sedimentary Research (2010) 80 (2): 137–150.
... stone toolmakers, Gona, Ethiopia : Geological Society of America, Bulletin , v. 116 , p. 1529 – 1544 . Quade , J. , Garzione , C. , and Eiler , J. , 2007 a, Paleoelevation reconstruction using pedogenic carbonates : Reviews in Mineralogy and Geochemistry , v. 66 , p. 53 – 87...
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Journal Article
Journal: Paleobiology
Published: 01 February 2011
Paleobiology (2011) 37 (1): 50–71.
... of terrestrial ecosystems : Proceedings of the National Academy of Sciences USA , 105 . 449 – 453 . Levin , N. E. , 2004 , Isotopic evidence for Plio-Pleistocene environmental change at Gona, Ethiopia : Earth and Planetary Science Letters , 219 . 93 – 110 . MacFadden , B. J. , Cerling...
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Journal Article
Journal: GSA Bulletin
Published: 01 March 2012
GSA Bulletin (2012) 124 (3-4): 611–625.
... . Semaw S. , 2000 , The world's oldest stone artefacts from Gona, Ethiopia: Their implications for understanding stone technology and patterns of human evolution between 2.6–1.5 million years ago : Journal of Archaeological Science , v. 27 , p. 1197 – 1214 , doi:10.1006/jasc.1999.0592...
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