Jay Quade

The Desert Laboratory
Dept. of Geosciences
University of Arizona
Tucson, AZ 85721

tele: w 520 792-0454 h 520 770-1839
fax: 520 792-8819

Date of Birth: December 13, 1955
Marital Status: married, three children
U.S. citizen

Education

Professional Experience

Fieldwork

Tertiary -Quaternary stratigraphy: Nevada and California (1979-98), Arizona (1979-82); paleohydrologic reconstruction, ground-water discharge settings: Nevada, California (1979-98); massive sulfides and epithermal gold deposits: Oregon (1977), Alaska (1982); disseminated gold deposits and Paleozoic carbonate rock stratigraphy: Nevada (1982-84); modern and ancient soils: Nevada, Pakistan, Nepal, Greece, Turkey, Australia, Chile, Argentina, Bolivia, Ethiopia (1986-2001).

Professional Affiliations

American Quaternary Association, Geological Society of America .

Current Research Interests

Geochemical aspects of soils as ecologic and paleoecologic indicators; weathering; radiocarbon dating; stable isotopic and trace element geochemistry of soils and natural waters; fossil springs and paleohydrology.

Awards

Academic: Outstanding departmental Ph.D. student, 1989, University of Utah.

Athletic: Two All-Time Nevada State High School Track Records
Track scholarship, Univ. of New Mexico, four years
Two time NCAA All-American in track, one time NCAA champion (relay)

Service

Many duties as Head, Desert Laboratory, Tumamoc Hill; Departmental Committees include: Colloquium Organizer (1994); Promotion and Tenure Committee (1999-2001), Performance Evaluation Committee (1995-1997), Tumamoc Hill Committee (1992-2001), Chair. Geomorphology Search Committee (1998), plus served on four other search committees.

Publications

2006 - Papers currently in press

Quade, J., Rech, J., Latorre, C., Betancourt, J., Gleason, E., Kalin-Arroyo, M., Soils at the hyperarid margin: the isotopic composition of soil carbonate from the Atacama Desert. Geochimica et Cosmochima Acta, in review.

Quade, J. and Levin, N., East African hominid paleoecology: isotopic evidence from paleosols. In: Early Hominin Paleoecology.(eds. M. Sponheimer, K. Reed, J. Lee-Thorp, P. Ungar), in review.

Quade, J. and Cerling, T., Stable isotopes of non-lacustrine meteoric carbonates. In: Encyclopedia of Quaternary Sciences (editor-in-chief, Scott Elias) ElSevier, in press.

2005

Latorre, C., Betancourt, J. L., Rech, J. A., Quade, J., Holmgren, C. Christa Placzek, C., Maldonado, A., Vuille, M. and Rylander, K., Late Quaternary history of the Atacama Desert, Late Quaternary history of the Atacama Desert. In: Smith, M., Hesse, P., (Eds.), 23°S: the Archaeology and Environmental History of the Southern Deserts. National Museum of Australia Press, pp. 73-90.

Placzek, C., Quade, J. Patchett, P. J., Geochronology and stratigraphy of plate Pleistocene lake cycles on the southern Bolivian Altiplano: implications for causes of tropical climate change. Geological Society of America Bulletin 118, 515-532.

Reynolds, A. C., Betancourt, J. L., Quade, J., Patchett, P. J., Dean, J. S., Stein, J., 2005, ⁸⁷Sr/⁸⁶Sr sourcing of ponderosa pine used in Anasazi great house construction at Chaco Canyon, New Mexico. Journal of Archeological Science 32, 1061-1075.

Semaw, S.,Simpson, S. W., Quade, J., Renne, P. R., Butler, R. F., McIntosh, W. C., Levin, N., Dominguez-Rodrigo, M., and Rogers, M. J., 2005, Early Pliocene Hominids from Gona, Afar, Ethiopia, Nature 433, p. 301-305.

Stout, D., Quade, J., Semaw, S., Rogers, M., and Levin, N., 2005, Raw material selectivity of the earliest stone toolmakers at Gona, Afar, Ethiopia. Journal of Human Evolution 48, 365-380.

2004

Biedenbender, S., McClaran, M., Quade, J., and Weltz, M. A., 2004, Landscape patterns of vegetation change indicated by soil isotope composition. Geoderma 119, 69-83.

Hart, W. S., Quade, J., Madsen, D., Kauffman, D., 2004, The ⁸⁷Sr/⁸⁶Sr ratios of lacustrine carbonates and lake-level history of the Bonneville paleolake basin. Geological Society of America Bulletin 116, no. 9/10, p. 1107-1119.

Levin, N., Quade, J., Simpson, S., Semaw, S., and Rogers, M., 2004, Isotopic evidence for Plio-Pleistocene environmental change at Gona, Ethiopia. Earth and Planetary Science Letters 219, 93-100.

Maier, R. M., Drees, K. P., Neilson, J. W., Henderson, D. A., Quade, J., and Betancourt, J., Letters to Editor: Microbial life in the Atacama Desert: Science 306, 1289.

Pigati, J.S., Quade, J., Shanahan, T. M., and Haynes, Jr., C.V., 2004, Radiocarbon dating of minute gastropods and new constraints on the timing of late Quaternary spring-discharge deposits in southern Arizona, USA. Palaeogeography. Palaeoclimatology, Palaeoecology 116, 1529-1544.

Quade, J., Levin, N., Semaw, S., Simpson, S., Rogers, M., Stout, D., 2004, Paleoenvironments of the earliest toolmakers. Geological Society of America Bulletin 116, 1529-1544.

2003

Latorre, C., Betancourt, J. L., Rylander, K. A. Quade, J., and Matthei, O., 2003, A vegetational history from the arid prepuna of Chile (22-23°S) over the last 13,500 years. Palaeogeography. Palaeoclimatology, Palaeoecology 194, 349-366.

Quade, J., 2003, Isotopic records from ground-water and cave speleothem calcite in North America, in " The Quaternary Period in the United States", A. Gillespie, S. C. Porter, and B. F. Atwater, eds., (Elsevier Science, New York), p. 205-220.

Quade, J. Forester, R., and Whelan, J., 2003, Paleohydrologic and paleotemperature reconstruction in the southern Great Basin, in " Paleoenvironments and paleohydrology of the Mohave Desert and southern Great Basin deserts", Enzel, Y., Wells, S., and Lancaster, N., eds., Geological Society of America Special Paper 368, p. 165-188.

Quade, J., English, N., and DeCelles, P. G., 2003, Silicate versus carbonate weathering in the Himalaya: a comparison of the Arun and the Seti River watersheds. Chemical Geology 202, 275-296.

Rech, J., Pigati, J., Quade, J., and Betancourt, J. L., 2003, Re-evaluation of mid-Holocene deposits at Quebrada Puripica, northern Chile. Palaeoecology. Palaeogeography. Palaeoclimatology 194, 207-222.

Rech, J., Quade, J., and Hart, W. S., 2003, Isotopic evidence for the source of Ca and S in soil gypsum, anhydrite, and calcite in the Atacama Desert. Geochimica et Cosmochimica Acta 67, 575-586.

Semaw, S., Rogers, M., Quade, J., Renne, P. R., Butler, R. F., Dominguez-Roderigo, M., Stout, D., Hart, W. S., Pikering, T., and Simpson, S. W., 2003, 2.6 million year old stone tools and associated bones from OGS-6 and OGS-7, Gona, Ethiopia. Journal of Human Evolution 45, 169-177.

2002

Biggs, T,, Quade, J., and Webb, R. H., 2002, The d¹³C value of soil organic matter in a semi-arid grassland with mesquite (Prosopis) encroachment in southeast Arizona. Geoderma 110, 109-130.

Libarkin, J., Quade, J., Chase, C., Poths, and McIntosh, W., 2002, Measurement of ancient cosmogenic ²¹Ne in quartz from the 28 Ma Fish Canyon tuff, Colorado. Chemical Geology 186, 203-217.

Latorre, C., Betancourt, J. L., Rylander, K. A. and Quade, J., 2002, Vegetation invasions into absolute desert: a 45,000 yr rodent midden record from the Clama-Salar de Atacama basins, northern Chile (lat 22°-24°). Geological Society of America Bulletin 114 (3), 349-366.

Rech, J.A., Quade, J., Betancourt, J. L., 2002, Late Quaternary paleohydrology of the central Atacama Desert. Geological Society of America Bulletin 114, 334-348.

Van der Hoven, S. and Quade, J., 2002, Tracing spatial and temporal variations in the sources of calcium in pedogenic carbonates in a semi-arid environment. Geoderma 108, 259-276.

2001

DeCelles, P. G., Robinson, D. M., Quade, J., Ojha, T. P., Garzione, C. M., Copeland, P., and Upreti, B., 2001, Stratigraphy and tectonic evolution of the Himalyan fold-thrust belt in western Nepal. Tectonics 20, 487-509.

Dettman, D. L., Kohn, M. J., Quade, J., Ryerson, F. J., Ojha, T. P., Hamidullah, S, 2001, Seasonal stable isotope evidence for a strong Asian Monsoon throughout the past 10.7 Ma. Geology 29, 31-34.

English, N. B., Betancourt, J. L., Dean, J. S., Quade, J., 2001, Strontium isotopes reveal distant sources of architectural timber in Chaco Canyon, New Mexico. Proceedings of the National Academy of Sciences 98, 11891-11896.

Holmgren, C. A., Betancourt, J. L., Rylander, K. A., Roque, J., Tovar, O, Zeballos, H., Linares, E., Quade, J., Holocene vegetation history from fossil rodent middens near Arequippa, Peru. Quaternary Research 56, 242-251.

Lifton, N. A., Jull, A. J., Quade, J., 2001, A new extraction technique and production rate estimate for in situ cosmogenic ¹⁴C in quartz. Geochimica et Cosmochmica Acta 65, 1953-1969.

Madsen, D. B., Rhode, D., Grayson, D. K., Broughton, J. M., Livingston, S. D., Hunt, J., Quade, J., Schmitt, D. N., Shaver, M. W., 2001, Late Quaternary environemental change in the Bonneville Basin, western USA. Palaeoecology. Palaeogeography. Palaeoclimatology 167, 243-271.

Placzek, C., Quade, J., and Betancourt, J. L., 2000, Holocene lake-level fluctuations of Lake Aricota, southern Peru. Quaternary Research 56, 181-190.

Quade, J., 2001, Desert pavements and associated rock varnish in the Mojave Desert: how old can they be? Geology 29, 855-858.

Quade, J., Rech, J., and Betancourt, J., 2001, Reply to Comments by M. Grosjean, Mid-Holocene climate in the central Atacama: humid or dry? Science 292, 2391-2392.

2000

Betancourt, J. L., Latorre, C., Rech, J. A., Quade, J., Rylander K. A., 2000, A 22,000-year record of monsoonal precipitation from northern Chile's Atacama Desert. Science 289, 1542-1546.

DeCelles, P. G., Gehrels, G. E., Quade, J., LaReau, B., and Spurlin, M., 2000, Tectonic implications of U-Pb zircon ages of the Himalayan orogenic belt in Nepal. Science 288, 497-499.

English, N. B., Quade, J., DeCelles, P. G., Garzione, C. N., 2000, Geologic control of Sr and major element chemistry in Himalayan rivers. Geochimica et Cosmochimica Acta 64, 2549-2566.

Garzione, C. N., Dettman, D. L., Quade, J., DeCelles, P. G., Butler, R. F., 2000, High times on the Tibetan Plateau: paleoelevation of the Thakkola graben, Nepal. Geology 28, 339-342.

Garzione, C. N., Quade, J., DeCelles, P. G., English, N. B., Predicting paleoelevation of Tibet and the Himalaya from d¹⁸O versus altitude gradients in meteoric water across the Nepal Himalaya. Earth and Planetary Science Letters 183, 215-229.

Hoorn, C., Ojha, T. P., and Quade, J., 2000, Palynologic evidence for paleovegetation changes in the Sub-Himalayan zone of Nepal during the late Neogene. Palaeoecology. Palaeogeography. Palaeoclimatology 163, 133-161.

Naiman, Z., Quade, J., Patchett, J., 2000, Isotopic evidence for ealoain recycling of pedogenic carbonate and variations in carbonate dust sources throughout the southwest United States. Geochmica et Cosmochica Acta 64, 3099-3109.

Ojha, T. P., Butler, R. F., Quade, J., DeCelles, P. G., Richards, D., and Upreti, B. N., 2000, Magnetic polarity stratigraphy of the Neogene Siwalik Group at Khutia Khola, far western Nepal. Geological Society of America Bulletin 112, 424-434.

Quade, J., 2000, Southern Pahrump Valley—Hidden Valley and Stump Springs, in "Hydrologic and geologic characteristics of the Yucca Mountain site relevant to the performance of the potential repository", R.A. Levich et al., eds., Geological Society of America 2000 Field Trip Guide 2, p. 386-389.

Quade, J., 2000, Strontium ratios and Lake Bonneville chronostratigraphy, in "Late Quaternary Paleoecology in the Bonneville Basin", D. Madsen, ed., Utah Geological Survey Bulletin 130, p. 18-20.

Quade, J., 2000, Strontium ratios and the origin of early Homestead Cave Biota, in "Late Quaternary Paleoecology in the Bonneville Basin", D. Madsen, ed., Utah Geological Survey Bulletin 130, p. 44-46.

1999

MacFarlane, A., Rasoul B. Sorkhabi, Quade, J., 1999, Himalaya and Tibet: Mountain Roots to Mountain Tops. Geological Society of America Special Paper 328, 329p.

Quade, J. and Roe, L., The stable isotopic composition of early diagenetic cements from sandstone in paleoecological reconstruction. Journal of Sedimentary Research 69, 667-674.

1998

Bouchard, D. P., Kaufman, D. S., Hochberg, A., and Quade, J., Quaternary history of the Thatcher Basin, Idaho, reconstructed from the ⁸⁷Sr/⁸⁶Sr and amino-acid composition of lascustrine fossils: implications for the diversion of the Bear River into the Bonneville Basin. Palaeocl. Palaeogr. Palaeoecol.. 141, 95-114.

Connin, S. L., Betancourt, J, and Quade, J., Late Pleistocene C₄ plant dominance and summer rainfall in the southwestern U. S. from isotopic study of herbivore teeth. Quaternary Research 50, 179-193.

DeCelles, P., Gehrels, G., Quade, J., Kapp, P., Ojha, T. P., Upreti, B. N., 1998, Provenance and sedimentology of Miocene foreland basin deposits: implications for Himalayan geodynamics and erosional unroofing. Geological Society of America Bulletin 110, 2-21.

DeCelles, P. G., Gehrels, G. E., Quade, J., and Ojha, T. P., 1998, Eocene-Early Miocene foreland basin development and the history of Himalayan thrusting, western and central Nepal. Tectonics 17, 741-765.

Head, L., McCarthy, L., Quade, J., Witter, D., and Allen, V. Classification and radiocarbon dating of Leporillus nests in semi-arid Australia and paleoclimatic implications. in Palaeoclimates: data and modeling, in press.

MacFadden, L. D., McDonald, E. V., Wells, S. G., Anderson, K., Quade, J., and Forman, S. L., The vesicular layer of desert soils: genesis and relationship to climate change and desert pavements based on numerical modeling, carbonate translocation, and stable isotope and optical dating studies. Geomorphology (Special Issue) 24, 101-145.

Quade, J., Forester, R. M., Pratt, W. L., and Carter, C., 1998, Black mats, spring-fed streams, and late-glacial-age recharge in the southern Great Basin. Quaternary Research 49, 129-148.

Roe, L. J., Thewissen, J.G.M., Quade, J., Bajpai, S., Sahni, A., and Hussain, S.T., 1998. Isotopic approaches to understanding the terrestrial to marine transition of the earliest cetaceans. In: Thewissen, J.G.M. (ed.), The Emergence of Whales, Plenum Press, pp. 399-422.

Stiner, M. C., Achyutan, H., Arsebuk, G., Howell, F. C., Juell, K. E., Pigati, J., and Quade, J., 1998, Reconstructing cave bear paleoecology from skeletons: a cross-disciplinary study of middle Pleistocene bears from Yarimburgaz Cave, Turkey. Paleobiology 24(1), 74-98.

1997

Brennan, B. and Quade, J., 1997, ¹⁴C in mollusks from the southern Great Basin: new evidence for reliable stratigraphic ages and shorter ground-water travel times during the late Pleistocene. Quaternary Research 47, 329-336.

Cerling, T.E., Harris, J. M., MacFadden, B. J., Ehleringer, J. R., Leakey, M. G., Quade, J., and Eisenman, V., 1997, Global vegetation change through the Miocene/Pliocene boundary. Nature 389, 153-157.

Latorre, C., Quade, J., and McIntosh, W. C., 1997, The expansion of C₄ grasses and global change in the late Miocene: stable isotope evidence from the Americas. Earth and Planetary Science Letters 146, 83-96.

Quade, J. , Roe, L., DeCelles, P. G. and Ojha, T. P. 1997, The Late Neogene ⁸⁷Sr/⁸⁶Sr record of lowland Himalayan rivers. Science 276, 1828-1831.

1996

McCarthy, L, Head, L., and Quade, J., 1996, Holocene palaeocology of the northern Flinders Ranges, South Australia, based on stick-nest rat (Leporillus spp.) middens: a preliminary overview. Paleogeography, Palaeoclimatology, Paleoecology 123, 205-218.

Spaulding, G. and Quade, J., 1996, The Quaternary paleoecology and paleohydrology of the eastern Mojave Desert. American Quaternary Association Meetings (AMQUA) Guidebook, 52p.

1995

Behrensmeyer, A. K., B. J. Willis and J. Quade. 1995, Floodplains and paleosols in the Siwalik Neogene and Wyoming Paleogene: implications for the taphonomy and paleoecology of faunas: Palaeoecology. Palaeogeography. Palaeoclimatology 115, 37-60.

McIntosh, W. C. and Quade, J., 1995, ⁴⁰Ar/³⁹Ar geochronology of tephra layers in the Santa Fe Group, Española, New Mexico: New Mexico Geological Society of America Guidebook, 46th Field Conference, Geology of the Santa Fe Region, 279-287.

Quade, J., Cater, J. M. L., Ojha, T. P., Adam, J., and Harrison, T. M., 1995, Dramatic carbon and oxygen isotopic shift in paleosols from Nepal and late Miocene environmental change across the northern Indian sub-continent: Geological Society of America Bulletin 107, 1381-1397.

Quade, J. and Cerling, T. E., 1995, Expansion of C₄ grasses in the late Miocene of northern Pakistan: evidence from stable istopes in paleosols: Palaeogr. Palaeocl. Palaeoecol. 115, 91-116.

Quade, J., Cerling, T. E., Andrews, P., Alpagut, B., 1995, Paleodietary reconstruction of Miocene faunas from Pasalar, Turkey using stable carbon and oxygen isotopes of fossil tooth enamel: Journal of Human Evolution 28, 373-384.

Quade, J., Chivas, A., and McCulloch, M. T., 1995, Strontium and carbon isotope tracers and the origins of soil carbonate in South Australia and Victoria: Palaeogr. Palaeocl. Palaeoecol. (1991 SLEADS Conference volume) 113, 103-117.

Quade, J., Mifflin, M. D., Pratt, W. L., McCoy, W., and Burckle, L., 1995, Fossil spring deposits in the southern Great Basin and their implications for changes in water-table levels near Yucca Mountain, Nevada during Quaternary time. Geological Society of America Bulletin 107, 213-230.

1994

Bird, M. I., Quade, J., Chivas, A. R., Fifield, L. K., Allan, G. L., and Head, M. J., 1994, The carbon isotopic composition of organic matter occluded in iron nodules: Chemical Geology (Isotope Geoscience Section) 114, 269-279.

Quade, J., 1994, Spring deposits and late Pleistocene ground-water levels in the southern Great Basin, in IHLRWM Proc., ASCE and ANS, 5th Intern. Conf., Las Vegas, Nevada, 8p.

Quade, J., Cerling, T.E., and Bowman, J.R., 1994, Paleoecologic reconstruction of floodplain environments using paleosols from upper Siwalik Group sediments, northern Pakistan in Himalayas to the Sea: Geology, Geomorphology and the Quaternary (ed. J.R. Schroder) Rutledge Press, London, p. 213-226.

Quade, J., Solounias, N., Cerling, T. E., 1994, Stable isotopic evidence from paleosol carbonates and fossil teeth in Greece for C₃ forest or woodlands over the past 11 Ma. Palaeogeogr. Palaeoclim. Palaeoecol. 108, 41-53.

1993

Cerling, T. E. and Quade, J., 1993, Stable carbon and oxygen isotopes in soil carbonates, in (P. Swart, J. A. McKenzie, K. C. Lohman Eds.), Continental Indicators of Climate, Proceedings of Chapman Conference, Jackson Hole, Wyoming, American Geophysical Union Monograph 78 217-231.

Cerling, T., Yang, W., and Quade, J., 1993, Expansion of C₄ ecosystems as an indicator of global ecological change in the late Miocene: Nature 361, 344-345.

Wang, Y. Cerling, T. E., G. A. Smith, Quade, J., 1993, Lindsay, E. H., and Bowman, J. R., 1993, Stable isotopes of paleosol carbonates and fossil teeth as paleoecology and paleoclimate indicators: an example from the upper Cenozoic non-marine sediments in the San Pedro Valley, Arizona, in (P. Swart, J. A. McKenzie, K. C. Lohman, Eds.), Climate change and continental isotopic records, Proceedings of Chapman Conference, Jackson Hole, Wyoming, American Geophysical Union Monograph, p. 241-248.

1992

Quade, J. and Cerling, T.E., Barry, J., Morgan, M., Pilbeam, D., Chivas, A., Van der Merwe, N., and Lee-thorp, J., 1992, A 16-Ma record of paleodiet using carbon isotopes in fossil teeth from Pakistan: Chemical Geology (Isotope Geoscience Section) 94, 183-192.

1991

Cerling, T. E., Quade, J., Ambrose, S. H., and Sikes, N. E., 1991, Fossil soils and grasses form Ft. Ternan: grassland or woodland: Journal of Human Evolution 21, 295-306.

Cerling, T. E., Soloman, D. K., Quade, J., and Bowman, J. R., 1991, On the isotopic composition of carbon in soil carbon dioxide: Geochimica et Cosmochimica Acta 55, 3403-3405.

1990

Quade, J., Cerling, T.E., 1990, Stable isotopic evidence for a pedogenic origin of carbonates in Trench 14 near Yucca Mountain, Nevada: Science 250, 1549-1552.

1989

Cerling, T., Quade, J., Yang, W., Bowman, J., 1989, Soil and paleosols as ecologic and paleoecologic indicators: Nature 341,138-139.

Quade, J., Cerling, T.E., and Bowman, J.R., 1989, Systematic variation in the carbon and oxygen isotopic composition of Holocene soil carbonate along elevation transects in the southern Great Basin, USA: Geological Society of America Bulletin 101, 464-475.

Quade, J., Cerling, T.E., and Bowman, J.R., 1989, Development of the Asian Monsoon revealed by marked ecological shift in the latest Miocene in northern Pakistan: Nature 342, 163-166.

Quade, J. and Pratt, W.L., 1989, Late Wisconsin ground-water discharge environments of the southwestern Indian Springs Valley, southern Nevada: Quaternary Research 31, 351-370.

1988

Mifflin, M.D. and Quade, J., 1988, Paleohydrology and hydrogeology of the carbonate rock province of the Great Basin (east-central to southern Nevada): Geological Society of America Geologic Fieldtrip Guide, 77p.

1986

Quade, J., 1986, Late Quaternary environmental changes in the upper Las Vegas Valley, southern Nevada: Quaternary Research 26, 340-357.

Selected Abstracts

Behrensmeyer, K. B., Quade, J., Khan, I., Roe, L., and Latorre, C., 1996, Lateral variations in stable isotopes in paleosols of the Miocene Siwalik sequence. Geol. Soc. Am. Annual Meeting (Denver), Abstr. w/ prg, P-87.

Bouchard, D., Kauffman, D. and Quade, J., 1996, Preliminary assessment of Quaternary Bear River-Bonneville basin paleohydrogeography reconstructed from the ⁸⁷Sr/⁸⁶Sr composition of lacustrine fossils. American Quaternary Association Meeting (AMQUA) (Flagstaff) abstr., p. 66.

Cerling, T. E. and Quade, J., 1992, Mass balance in fluvial paleosols (abstract): Geological Society of America Annual Meeting, Cincinnati, A-228.

Chase, C. G., Quade, J., Libarkin, J., and Poths, J., 1996, Cosmogenic ²¹Ne in quartz as a paleoaltimeter. American Geophysical Union (Fall, 1996 Meeting): EOS v. 77 (46), F312.

Dettman, D. L. and Quade, J., 1996, Seasonal stable isotope cycles in the surface waters of Nepal show evidence for a strong south Asian monsoon over the last 7.5 Ma. American Geophysical Union (Fall, 1996 Meeting): EOS v. 77 (46), F644.

English, N. B., Quade, J., DeCelles, P., Geologic control on Sr and major element chemistry in Himalayan rivers, Nepal. GSA Annual Meeting (Denver) Abstracts with Programs, A-298.

Gehrels, G., DeCelles, P., Quade, J., Lareau, B. N., Spurlin, M. S., 1999, Tectonic implications of detrital zircon ages from the Himalayan orogen in Nepal. GSA Annual Meeting (Denver) Abstracts with Programs, A-374.

Hinz, N. H., Pogue, K., Wright, H. M., Quade, J., Hussain, A.. 1999, Isotopic contraints on the age of metasedimentary rocks of the Peshawer Basin, Pakistan, GSA Annual Meeting (Denver) Abstracts with Programs, A-290.

Kohn, M., Quade, J., and Ryerson, R., 1999, An early Asian monsoon: monitoring the uplift of the Tibetan Plateau via fossil tooth enamel. GSA Annual Meeting (Denver). Abstracts with Programs, A-66.

Latorre, C. and Quade, J., 1996, Expansion of C₄ plants during the late Neogene in NW Argentian: evidence from a non-marine stable istope record. Meeting of the Southern Connection, Santiago, Chile.

Latorre, C. and Quade, J., 1994, Stable carbon and oxygen isotopes from the late Neogene of northwestern Argentina and the expansion of C₄ grasses in South America. Geological Society of America Annual Meeting, Seattle. Abstr. with programs, v. 26, A-227.

Libarkin, J. C., Poths, J., Quade, J. and Chase, C., 1997, Cosmogenic ²¹Ne as a paleoaltimeter. Abstract for Nier Symposium.

Phillips, W. M., Quade, J., Shroder, J. F., and Poths, J., 1996, Cosmogenic ³He in garnet, Raikot Valley, Nanga Parbat, Northwestern Himalaya, Pakistan. Eleventh Annual Himalayan Workshop, April 29-May 1, Flagstaff, Arizona.

Quade, J., 1996, Paleosols as geochemical recorders of environmental change: A perspective from the Neogene of the New and Old Worlds. Geol. Soc. Am. Annual Meeting (Denver), Abstr. w/ prg, P-75.

Quade, J., 1987, Regional ground-water discharge patterns in southern Nevada during the late Wisconsin-sedimentary and faunal evidence (abstract): International Union for Quaternary Research Meeting, Ottawa, Canada. Abstr. with programs, p.247

Quade, J., 1992, Paleosols from Pakistan, Greece, and South Dakota: Strengths and pitfalls of the use of carbon isotopes in paleoecologic reconstruction (abstract): Geological Society of America Annual Meeting, Cincinnati, A228.

Quade, J., 1994, Black mats and Younger Dryas (?) recharge of valley aquifers near Yucca Mountain, southern Nevada (abstract): Geological Society of America Annual Meeting, Seattle. Abstr. with programs, v. 26, A-62.

Quade, J., 1993, Major shifts in the ⁸⁷Sr/⁸⁶Sr ratios of large paleorivers draining the Himalayas of central Nepal over the past 10 Ma (abstract): Geological Society of America Annual Meeting, Boston. Abstr. with programs, v. 25, A-175.

Quade, J. and Pratt, W.L., 1990, Black mats related to paleoground-water discharge in southern Nevada: their age and paleoenvironmental significance (abstract): Geological Society of America Cordilleran Section Meeting, Tucson. Abstr. with programs, vol. 22 (3), p.50.

Quade, J., English, N. B. DeCelles, P., 1999, Carbonate weathering in the Himalaya and a new perspective on the marine ⁸⁷Sr/⁸⁶Sr record. GSA Annual Meeting (Denver), A-374.

Quade, J., English, N. B., and DeCelles, P. G., 2001, Carbonate weathering in the Himalaya, climate change, and the marine ⁸⁷Sr/⁸⁶Sr record. Eleventh Annual V. M. Goldschmidt Conference (May 20-24, Hot Springs, VA), Abstract #3009. LPI Contribution No. 1088, Lunar and Planetary Institute, Houston (CD-ROM).

Rech, J. and Quade, J., 1999, Pleistocene and Holocene water table fluctuations in the Atacama Desert of northern Chile, GSA Annual Meeting (Denver) Abstracts with Programs, A-368.

Shroder, J. F., Sheppy, R., Bishop, M. P., Phillips, B., and Quade, J., 1996, Debris flows and denudation rates, Nanga Parbat, Himalaya. Geol. Soc. Am. Annual Meeting (Denver), Abstr. w/ prg, P-113.

Van der Hoven, S. J. and Quade, J., 1994, Sr isotopes as an indicator of the sources of Ca in secondary carbonates in arid soils (abstract): Geological Society of America Annual Meeting, Seattle. Abstr. with programs, v. 26, A-87.

Grants

Principal Investigators: Jay Quade
Title: Ground-water discharge environments and groundwater levels in the vicinity of Yucca Mountain
Agency: U.S.G.S. Water Resources Division, Denver
Amount: $31,000
Start and End Dates: Jan. 1994 - Dec. 1994

Principal Investigators: Jay Quade
Title: Expansion of C₄ grasses in the Americas
Agency: National Science Foundation (Global Climate Change)
Amount: $117,306
Start and End Dates: Sept. 1, 1993 - August 30, 1995

Principal Investigators: Jay Quade/Peter DeCelles
Title: Erosional Unroofing of the Nepal Himalayas over the past 12 Ma: ⁸⁷Sr/⁸⁶Sr and sedimentary petrological indicators
Agency: National Science Foundation (Geology and Paleontology)
Amount: $198,304
Start and End Dates: Aug. 1, 1995 - July, 1997

Principal Investigators: Peter Zeitler (Lehigh University) and others
Title: Collaborative Research: Crustal Reworking During Orogeny: An Active System Himalayan Perspective
Agency: National Science Foundation - Continental Dynamics
Amount: $1,079,639, subcontract $51,530 to J. Quade for cosmogenic studies of erosion rates at Nanga Parbat
Start and End Dates: Jan. 1, 1995 - Dec. 31, 1998

Principal Investigators: Jay Quade/Bob Webb
Title: Effects of Fire Frequency in Nutrient Budgets of Grasslands in the Borderlands Region
Agency: U. S. Forest Service (Borderlands Ecosystem Management Program)
Amount: $35,972
Start and End Dates: Jan. 1, 1995 - Dec. 31, 1996

Principal Investigators: Mark Barton/Jay Quade/Steve Leavitt
Title: Technician Support: Gas-Source Mass Spectrometry
Agency: National Science Foundation - Instrumentation and Facilities
Amount: $115,000
Start and End Dates: June 1, 1995 - May 31, 1998

Principal Investigators: Clem Chase/Jay Quade
Title: Origin and Significance of the Eocene Rocky Mountain erosion surface: Analysis of Digital Topography; Forward Models; Cosmogenic Paleoaltimetry
Agency: NASA
Amount: $214,986
Start and End Dates: Jan. 1, 1995 - Dec. 31, 1997

Principal Investigators: D. Dettman and J. Quade
Title: The Development of the Asian Monsoon: seasonal isotopic variation in paleorivers in Nepal, 12 to 1 Ma.
Agency: National Science Foundation
Amount: $64,211
Start and End Dates: June 1, 1995 - May 31, 1996

Principal Investigators: J. Patchett/G. Gehrels/J. Quade
Title: Acquisition of a Multi-collector Mass Spectrometry
Agency: National Science Foundation - Instrumentation and Facilities
Amount: $405,901 (approx.)
Start and End Dates: Jan. 1, 1996 - Dec. 31, 1996

Principal Investigators: J. Quade, T. Jull, and W. Phillips
Title: Measuring Denudation Rates with Cosmogenic Isotopes
Agency: Los Alamos National Lab - Institute of Geophysics and Planetary Physics
Amount: $16,500
Start and End Dates: Oct. 1, 1995 - Sept. 30, 1996

Principal Investigators: A. MacFarlane, R. Sorkhrabi, J. Quade
Title: Workshop Request for the 11th Himalaya-Karakorum-Tibet Workshop
Agency: National Science Foundation (GEO/EAR/Continental Dynamics
Amount: $38,224
Start and End Dates: March 1, 1995 - Aug. 31, 1996

Principal Investigators: T. Jull and J. Quade
Title: Baseline studies of in situ-produced ¹⁴C in terrestrial materials
Agency: National Science Foundation
Amount: $199,426 (awarded; amount still under negotiation)
Start and End Dates: June 1, 1997 - May 20, 1999

Principal Investigators: J. Quade and P. G. DeCelles
Title: ⁸⁷Sr/⁸⁶Sr record of Himalayan paleorivers during the Neogene: patterns and causes
Agency: National Science Foundation (EAR-9725607)
Amount: $349,590
Start and End Dates: Jan.1, 1998 - Dec. 31, 1999

Principal Investigators: J. Betancourt and J. Quade
Title: History of the "Absolute Desert" in northern Chile's Atacama
Agency: National Geographic Society
Amount: $42,240
Status: pending

Principal Investigators: J. Chesley, J. Ruiz, J, Quade, and P. DeCelles
Title: The Os isotopic record of Himalayan rivers: a new tool for understanding regional Himalayan tectonic history and influence on ocean chemistry.
Agency: National Science Foundation - Earth System History
Amount: $131,489
Start and End Dates: May 1, 1999-April 30, 2001

Principal Investigators: J. Quade and J. Betancourt
Title: Paleoenvironmental change in the Atacama Desert during the late Quaternary; evidence from middens and paleosprings
Agency: NSF -ESH (EAR-9904838)
Amount: $258,600
Start and End Dates: Sept. 1, 1999- August 31, 2001

Principal Investigators: D. Dettman, K. Flessa, A. Cohen , J. Quade
Title: Upgrade of a stable isotope mas spectrometer by addition of an automated carbonate preparation device
Agency: NSF (EAR-9905887)
Amount: $58,630
Start and End Dates: August 15, 1999- July 31, 2001

Principal Investigators: N. Lifton, T. Jull, and J. Quade
Title: Continuing Studies of In Situ Cosmogenic ¹⁴C in Terrestrial Materials
Agency: National Science Foundation - Geology and Paleontology
Amount: $295,716
Start and End Dates: 6/99-6/01

Principal Investigators: J. Quade, D. Dettman
Title: Technician support gas-source mass spectrometry laboratory: phase II
Agency: National Science Foundation - Instrumentation
Amount: $124,230
Start and End Dates:7/1/00-6/30/02

Principal Investigators: J. Quade and J. Betancourt (and collaboration with Jon Patchett)
Title: Central Andes Paleoclimate Workshop, and U/Th and ¹⁴C dating of Paleolake Shorelines in the Uyuni/Coipasa Basin.
Agency: NSF - Earth System History
Amount: $50,176
Start and End Dates: Nov. 1, 2000 - August 31, 2001

Source of support: NSF-SES-0404823 (Archeometry Program)
Title: Construction of a low-level ¹⁴C facility at the University of Arizona
Investigators: J. Quade , Tim Jull, Nat Lifton
Amount: $155,530
Period: July 1, 2004 - June 30, 2006
Person-months: 0.0 month

Source of support: NSF-ESH-0213657 (Earth Systems History)
Title :Collaborative Research: past and modern variability of summer and winter rainfall on the Pacific slope of the central Andes (Chile)
Investigators: J. Betancourt, J. Quade
Amount: $124,785
Period: July 1, 2002 - June 30, 2005
Person-months: 0.75 month

Source of support: NSF-EAR-0207850
Title: Lake-level chronology and climate change in the southern Bolivian Altiplano
Investigators: J. Quade , J. Patchett
Amount: $205,605
Period: June 1, 2002 - June 31, 2005
Person-months: 0.5 month

Source of support: NSF-EAR-0438115
Title: Collaborative Research: Investigation of syncollisional extension and basin development in the high Himalaya
Investigators: Paul Kapp, Peter DeCelles, Jay Quade, Mike Murphy (UCLA)
Amount: $290,708
Period: Jan. 1, 2005 - Dec. 31, 2007
Person-months: 0.5 month

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