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1

Analysis and performance of oil well cement with 30 years of CO2 exposure from the SACROC Unit, West Texas, USA

J. William Carey, Marcus Wigand, Steve J. Chipera, Giday WoldeGabriel, Rajesh Pawar, Peter C. Lichtner, Scott C. Wehner, Michael A. Raines, George D. Guthrie Jr.

Journal:

International Journal of Greenhouse Gas Control

Year:

2007

Language:

english

File:

PDF, 1.91 MB

english, 2007

2

Ardipithecus ramidus and the Paleobiology of Early Hominids

White, T. D., Asfaw, B., Beyene, Y., Haile-Selassie, Y., Lovejoy, C. O., Suwa, G., WoldeGabriel, G.

Journal:

Year:

2009

Language:

english

File:

PDF, 2.24 MB

english, 2009

3

Late Eocene-Recent volcanism and faulting in the southern main Ethiopian rift

EBINGER, C. J., YEMANE, T., WOLDEGABRIEL, G., ARONSON, J. L., WALTER, R. C.

Journal:

Journal of the Geological Society

Year:

1993

Language:

english

File:

PDF, 1.24 MB

english, 1993

4

Asa Issie, Aramis and the origin of Australopithecus

White, Tim D., WoldeGabriel, Giday, Asfaw, Berhane, Ambrose, Stan, Beyene, Yonas, Bernor, Raymond L., Boisserie, Jean-Renaud, Currie, Brian, Gilbert, Henry, Haile-Selassie, Yohannes

Journal:

Year:

2006

Language:

english

File:

PDF, 670 KB

english, 2006

5

The earliest Acheulean from Konso-Gardula

Asfaw, Berhane, Beyene, Yonas, Suwa, Gen, Walter, Robert C., White, Tim D., WoldeGabriel, Giday, Yemane, Tesfaye

Journal:

Year:

1992

File:

PDF, 460 KB

1992

6

New discoveries of Australopithecus at Maka in Ethiopia

White, Tim D., suwa, Gen, Hart, William K., Walter, Robert C., WoldeGabriel, Giday, Heinzelin, Jean de, Clark, J. Desmond, Asfaw, Berhane, Vrba, Elisabeth

Journal:

Year:

1993

File:

PDF, 569 KB

1993

7

Ecological and temporal placement of early Pliocene hominids at Aramis, Ethiopia

WoldeGabriel, Giday, White, Tim D., Suwa, Gen, Renne, Paul, de Heinzelin, Jean, Hart, William K., Heiken, Grant

Journal:

Year:

1994

File:

PDF, 458 KB

1994

8

Correlation of Plio–Pleistocene Tephra in Ethiopian and Kenyan rift basins: Temporal calibration of geological features and hominid fossil records

Giday WoldeGabriel, William K. Hart, Shigehiro Katoh, Yonas Beyene, Gen Suwa

Journal:

Journal of Volcanology and Geothermal Research

Year:

2005

Language:

english

File:

PDF, 891 KB

english, 2005

9

Archaeological age constraints from extrusion ages of obsidian: Examples from the Middle Awash, Ethiopia

Leah E. Morgan, Paul R. Renne, R.E. Taylor, Giday WoldeGabriel

Journal:

Quaternary Geochronology

Year:

2009

Language:

english

File:

PDF, 644 KB

english, 2009

10

Age of volcanism and rifting in the Burji-Soyoma area, Amaro Horst, southern Main Ethiopian Rift: geo- and biochronologic data

WoldeGabriel, G., Yemane, T., Suwa, G., White, T., Asfaw, B.

Journal:

Journal of African Earth Sciences (and the Middle East)

Year:

1991

Language:

english

File:

PDF, 1.18 MB

english, 1991

11

Geology, geochronology, and rift basin development in the central sector of the Main Ethiopia Rift

WOLDEGABRIEL, GIDAY, ARONSON, JAMES L., WALTER, ROBERT C.

Journal:

Base of the Kiaman Its definition and global stratigraphic significance

Year:

1990

Language:

english

File:

PDF, 1.05 MB

english, 1990

12

The Geological, Isotopic, Botanical, Invertebrate, and Lower Vertebrate Surroundings of Ardipithecus ramidus

WoldeGabriel, G., Ambrose, S. H., Barboni, D., Bonnefille, R., Bremond, L., Currie, B., DeGusta, D., Hart, W. K., Murray, A. M., Renne, P. R., Jolly-Saad, M. C., Stewart, K. M., White, T. D.

Journal:

Year:

2009

Language:

english

File:

PDF, 1.76 MB

english, 2009

13

The characteristics and chronology of the earliest Acheulean at Konso, Ethiopia

Beyene, Y., Katoh, S., WoldeGabriel, G., Hart, W. K., Uto, K., Sudo, M., Kondo, M., Hyodo, M., Renne, P. R., Suwa, G., Asfaw, B.

Journal:

Proceedings of the National Academy of Sciences

Year:

2013

Language:

english

File:

PDF, 977 KB

english, 2013

14

Chronostratigraphy of the Miocene–Pliocene Sagantole Formation, Middle Awash Valley, Afar rift, Ethiopia

Renne, Paul R., WoldeGabriel, Giday, Hart, William K., Heiken, Grant, White, Tim D.

Journal:

Base of the Kiaman Its definition and global stratigraphic significance

Year:

1999

Language:

english

File:

PDF, 310 KB

english, 1999

15

Eritrean refugees in Sudan

Woldegabriel, Berhane

Journal:

Review of African Political Economy

Year:

1996

Language:

english

File:

PDF, 501 KB

english, 1996

16

Kesem-Kebena: A Newly Discovered Paleoanthropological Research Area in Ethiopia

WoldeGabriel, Giday, White, Tim, Suwa, Gen, Semaw, Sileshi, Beyene, Yonas, Asfaw, Berhane, Walter, Robert

Journal:

Journal of Field Archaeology

Year:

1992

Language:

english

File:

PDF, 4.88 MB

english, 1992

17

Early Pleistocene Homo erectus fossils from Konso, southern Ethiopia

SUWA, GEN, ASFAW, BERHANE, HAILE-SELASSIE, YOHANNES, WHITE, TIM, KATOH, SHIGEHIRO, WOLDEGABRIEL, GIDAY, HART, WILLIAM K., NAKAYA, HIDEO, BEYENE, YONAS

Journal:

Anthropological Science

Year:

2007

Language:

english

File:

PDF, 504 KB

english, 2007

18

New geological and palaeontological age constraint for the gorilla–human lineage split

Katoh, Shigehiro, Beyene, Yonas, Itaya, Tetsumaru, Hyodo, Hironobu, Hyodo, Masayuki, Yagi, Koshi, Gouzu, Chitaro, WoldeGabriel, Giday, Hart, William K., Ambrose, Stanley H., Nakaya, Hideo, Bernor, Ray

Journal:

Year:

2016

Language:

english

File:

PDF, 15.92 MB

english, 2016

19

10.1038/35084058

WoldeGabriel, Giday, Haile-Selassie, Yohannes, Renne, Paul R., Hart, William K., Ambrose, Stanley H., Asfaw, Berhane, Heiken, Grant, White, Tim

Journal:

Year:

2001

Language:

english

File:

PDF, 322 KB

english, 2001

20

Remains of Homo erectus from Bouri, Middle Awash, Ethiopia

Asfaw, Berhane, Gilbert, W. Henry, Beyene, Yonas, Hart, William K., Renne, Paul R., WoldeGabriel, Giday, Vrba, Elisabeth S., White, Tim D.

Journal:

Year:

2002

Language:

english

File:

PDF, 461 KB

english, 2002

21

Stratigraphic, chronological and behavioural contexts of Pleistocene Homo sapiens from Middle Awash, Ethiopia

Clark, J. Desmond, Beyene, Yonas, WoldeGabriel, Giday, Hart, William K., Renne, Paul R., Gilbert, Henry, Defleur, Alban, Suwa, Gen, Katoh, Shigehiro, Ludwig, Kenneth R.

Journal:

Year:

2003

Language:

english

File:

PDF, 480 KB

english, 2003

22

Fejej: a new paleoanthropological research area in Ethiopia

B. Asfaw, Y. Beyene, Sileshi Semaw, Gen Suwa, Tim White, Giday WoldeGabriel

Journal:

Journal of Human Evolution

Year:

1991

Language:

english

File:

PDF, 3.55 MB

english, 1991

23

Mio-Pliocene mammals from the Middle Awash, Ethiopia

Yohannes Haile-Selassie, Giday Woldegabriel, Tim D White, Raymond L Bernor, David Degusta, Paul R Renne, William K Hart, Elisabeth Vrba, Ambrose Stanley, F.C Howell

Journal:

Year:

2004

File:

PDF, 739 KB

2004

24

Lithostratigraphy and sedimentary environments of the hominid-bearing Pliocene–Pleistocene Konso Formation in the southern Main Ethiopian Rift, Ethiopia

Shinji Nagaoka, Shigehiro Katoh, Giday WoldeGabriel, Hiroshi Sato, Hideo Nakaya, Yonas Beyene, Gen Suwa

Journal:

Palaeogeography, Palaeoclimatology, Palaeoecology

Year:

2005

Language:

english

File:

PDF, 1.58 MB

english, 2005

25

Chronostratigraphy and correlation of the Plio-Pleistocene tephra layers of the Konso Formation, southern Main Ethiopian Rift, Ethiopia

Shigehiro Katoh, Shinji Nagaoka, Giday WoldeGabriel, Paul Renne, Majorie G. Snow, Yonas Beyene, Gen Suwa

Journal:

Quaternary Science Reviews

Year:

2000

Language:

english

File:

PDF, 1.42 MB

english, 2000

26

The role of tephra studies in African paleoanthropology as exemplified by the Sidi Hakoma Tuff

WoldeGabriel, Giday, Endale, Tamrat, White, Tim D., Thouveny, Nicolas, Hart, William K., Renne, Paul R., Asfaw, Berhane

Journal:

Journal of African Earth Sciences

Year:

2013

Language:

english

File:

PDF, 1.25 MB

english, 2013

27

Geochronology and distribution of silicic volcanic rocks of Plio-Pleistocene age from the central sector of the Main Ethiopian Rift

Giday WoldeGabriel, Robert C. Walter, James L. Aronson, William K. Hart

Journal:

Quaternary International

Year:

1992

Language:

english

File:

PDF, 768 KB

english, 1992

28

Tephra sources and correlations in Ethiopia: Application of elemental and neodymium isotope data

William K. Hart, Robert C. Walter, Giday WoldeGabriel

Journal:

Quaternary International

Year:

1992

Language:

english

File:

PDF, 875 KB

english, 1992

29

Geoscience methods lead to paleo-anthropological discoveries in Afar Rift, Ethiopia

WoldeGabriel, Giday, Renne, Paul R., Hart, William K., Ambrose, Stanley, Asfaw, Berhane, White, Tim D.

Journal:

Eos Transactions American Geophysical Union

Year:

2004

Language:

english

File:

PDF, 3.32 MB

english, 2004

30

Innovative tephra studies in the East African Rift System

WoldeGabriel, Giday, Hart, William K., Heiken, Grant

Journal:

Eos Transactions American Geophysical Union

Year:

2005

Language:

english

File:

PDF, 266 KB

english, 2005

31

Isotopic and Geochemical Tracers for U(VI) Reduction and U Mobility at an in Situ Recovery U Mine

Basu, Anirban, Brown, Shaun T., Christensen, John N., DePaolo, Donald J., Reimus, Paul W., Heikoop, Jeffrey M., Woldegabriel, Giday, Simmons, Ardyth M., House, Brian M., Hartmann, Matt, Maher, Kate

Journal:

Environmental Science & Technology

Year:

2015

Language:

english

File:

PDF, 1.08 MB

english, 2015

32

A Seronegative Case of HIV-1 Subtype C Infection in Botswana

Novitsky, V., Gaolathe, T., Woldegabriel, E., Makhema, J., Essex, M.

Journal:

Clinical Infectious Diseases

Year:

2007

Language:

english

File:

PDF, 292 KB

english, 2007

33

[Geological Society of America Special Papers] New Perspectives on Rio Grande Rift Basins: From Tectonics to Groundwater Volume 494 || Chronology of volcanism, tectonics, and sedimentation near the western boundary fault of the Española Basin, Rio Grande rift, New Mexico

WoldeGabriel, Giday

Year:

2013

Language:

english

File:

PDF, 1.61 MB

english, 2013

34

Isotopic Evidence for Reductive Immobilization of Uranium Across a Roll-Front Mineral Deposit

Brown, Shaun T., Basu, Anirban, Christensen, John N., Reimus, Paul, Heikoop, Jeffrey, Simmons, Ardyth, Woldegabriel, Giday, Maher, Kate, Weaver, Karrie, Clay, James, DePaolo, Donald J.

Journal:

Environmental Science & Technology

Year:

2016

Language:

english

File:

PDF, 1022 KB

english, 2016

35

The Cunning of Conflict || Eritrean Refugees in Sudan

Berhane Woldegabriel

Journal:

Review of African Political Economy

Year:

1996

Language:

english

File:

PDF, 401 KB

english, 1996

36

Mineralogy and K–Ar geochronology of mixed-layered illite/smectite from The Geysers coring project, California, USA

Giday WoldeGabriel, Fraser Goff, James Aronson

Journal:

Year:

2001

Language:

english

File:

PDF, 907 KB

english, 2001

37

Mapping gossans in arid regions with Landsat TM and SIR-C images: the Beddaho Alteration Zone in northern Eritrea

Mohamed G Abdelsalam, Robert J Stern, Woldegabriel G Berhane

Journal:

Journal of African Earth Sciences

Year:

2000

Language:

english

File:

PDF, 1.54 MB

english, 2000

38

Age of early hominids

WoldeGabriel, G., Renne, P., White, T. D., Suwa, G., Heinzelin, J. de, Hart, W. K., Heiken, G.

Journal:

Year:

1995

File:

PDF, 239 KB

1995

39

10.1038/39037

Suwa, Gen, Asfaw, Berhane, Beyene, Yonas, White, Tim D., Katoh, Shigehiro, Nagaoka, Shinji, Nakaya#, Hideo, Uzawa, Kazuhiro, Renne, Paul, WoldeGabriel, Giday

Journal:

Year:

1997

Language:

english

File:

PDF, 332 KB

english, 1997

40

Geochronology (communication arising): Dating of the Herto hominin fossils

Hart, William K., WoldeGabriel, Giday, Katoh, Shigehiro, Renne, Paul R., Suwa, Gen, Asfaw, Berhane, White, Tim D.

Journal:

Year:

2003

Language:

english

File:

PDF, 66 KB

english, 2003

41

Tephra from Fejej, Ethiopia—A reply

B. Asfaw, Y. Beyene, S. Semaw, G. Suwa, T. White, G. WoldeGabriel

Journal:

Journal of Human Evolution

Year:

1993

File:

PDF, 102 KB

1993

42

K/Ar dates of hydrothermal clays from core hole VC-2B, Valles caldera, New Mexico and their relation to alteration in a large hydrothermal system

Giday WoldeGabriel, Fraser Goff

Journal:

Journal of Volcanology and Geothermal Research

Year:

1992

Language:

english

File:

PDF, 1.94 MB

english, 1992

43

Mineralogy and temporal relations of coexisting authigenic minerals in altered silicic tuffs and their utility as potential low-temperature dateable minerals

Giday WoldeGabriel, David E. Broxton, Frank M. Byers Jr

Journal:

Journal of Volcanology and Geothermal Research

Year:

1996

Language:

english

File:

PDF, 985 KB

english, 1996

44

Evolution of proviral gp120 over the first year of HIV-1 subtype C infection

Vladimir Novitsky, Stephen Lagakos, Michaela Herzig, Caitlin Bonney, Lemme Kebaabetswe, Raabya Rossenkhan, David Nkwe, Lauren Margolin, Rosemary Musonda, Sikhulile Moyo, Elias Woldegabriel, Erik van W

Journal:

Year:

2009

Language:

english

File:

PDF, 1.12 MB

english, 2009

45

H. Schandelmeier, P.-O. Reynolds, A.-K. Semtner,Editors, ,Palaeogeographic-Palaeotectonic Atlas of North-Eastern Africa, Arabia, and Adjacent Areas: Late Neoproterozoic to Holocene (1997) A.A. Balkema,Berlin, Heidelberg, New York 90-5410-659-X.

Giday WoldeGabriel

Journal:

Earth-Science Reviews

Year:

1998

Language:

english

File:

PDF, 309 KB

english, 1998

46

Field characteristics of deposits from spatter-rich pyroclastic density currents at Summer Coon volcano, Colorado

G.A. Valentine, F.V. Perry, G. WoldeGabriel

Journal:

Journal of Volcanology and Geothermal Research

Year:

2000

Language:

english

File:

PDF, 429 KB

english, 2000

47

Effects of shallow basaltic intrusion into pyroclastic deposits, Grants Ridge, New Mexico, USA

Giday WoldeGabriel, Gordon N Keating, Greg A Valentine

Journal:

Journal of Volcanology and Geothermal Research

Year:

1999

Language:

english

File:

PDF, 2.84 MB

english, 1999

48

African Homo erectus: old radiometric ages and young Oldowan assemblages in the Middle Awash Valley, Ethiopia

Clark, J., de Heinzelin, J, Schick, K., Hart, W., White, T., WoldeGabriel, G, Walter, R., Suwa, G, Asfaw, B, Vrba, E

Journal:

Year:

1994

Language:

english

File:

PDF, 1.29 MB

english, 1994

49

Hydrothermal alteration in the Valles caldera ring fracture zone and core hole VC-1: evidence for multiple hydrothermal systems

Giday Woldegabriel

Journal:

Journal of Volcanology and Geothermal Research

Year:

1990

Language:

english

File:

PDF, 1.44 MB

english, 1990

50

Oxygen isotope studies of illite/smectite and clinoptilolite from Yucca Mountain: implications for paleohydrologic conditions

Xiahong Feng, Anthony M. Faiia, Giday WoldeGabriel, James L. Aronson, Michael A. Poage, C. Page Chamberlain

Journal:

Earth and Planetary Science Letters

Year:

1999

Language:

english

File:

PDF, 1.22 MB

english, 1999