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Timothy M. Shanahan, Ph.D. - Publications

Affiliations: 
2006 University of Arizona, Tucson, AZ 
Area:
Geology
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42 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2022 Gosling WD, Miller CS, Shanahan TM, Holden PB, Overpeck JT, van Langevelde F. A stronger role for long-term moisture change than for CO in determining tropical woody vegetation change. Science (New York, N.Y.). 376: 653-656. PMID 35511966 DOI: 10.1126/science.abg4618  0.646
2021 Raposeiro PM, Hernández A, Pla-Rabes S, Gonçalves V, Bao R, Sáez A, Shanahan T, Benavente M, de Boer EJ, Richter N, Gordon V, Marques H, Sousa PM, Souto M, Matias MG, et al. Climate change facilitated the early colonization of the Azores Archipelago during medieval times. Proceedings of the National Academy of Sciences of the United States of America. 118. PMID 34607952 DOI: 10.1073/pnas.2108236118  0.374
2020 Dallmeyer A, Claussen M, Lorenz SJ, Shanahan T. The end of the African humid period as seen by a transient comprehensive Earth system model simulation of the last 8000 years Climate of the Past. 16: 117-140. DOI: 10.5194/Cp-16-117-2020  0.51
2020 Phelps LN, Chevalier M, Shanahan TM, Aleman JC, Courtney‐Mustaphi C, Kiahtipes CA, Broennimann O, Marchant R, Shekeine J, Quick LJ, Davis BAS, Guisan A, Manning K. Asymmetric response of forest and grassy biomes to climate variability across the African Humid Period: influenced by anthropogenic disturbance? Ecography. 43: 1118-1142. DOI: 10.1111/Ecog.04990  0.495
2020 Roy PD, Vera-Vera G, Sánchez-Zavala JL, Shanahan TM, Quiroz-Jiménez JD, Curtis JH, Girón-García P, Lemus-Neri VH, Muthusankar G. Depositional histories of vegetation and rainfall intensity in Sierra Madre Oriental Mountains (northeast Mexico) since the late Last Glacial Global and Planetary Change. 187: 103136. DOI: 10.1016/J.Gloplacha.2020.103136  0.508
2019 Phelps LN, Broennimann O, Manning K, Timpson A, Jousse H, Mariethoz G, Fordham DA, Shanahan TM, Davis BAS, Guisan A. Reconstructing the climatic niche breadth of land use for animal production during the African Holocene Global Ecology and Biogeography. 29: 127-147. DOI: 10.1111/Geb.13015  0.483
2018 Hanna AJ, Shanahan TM, Allison MA, Bianchi TS, Schreiner KM. A multi-proxy investigation of late-Holocene temperature change and climate-driven fluctuations in sediment sourcing: Simpson Lagoon, Alaska The Holocene. 28: 984-997. DOI: 10.1177/0959683617752845  0.596
2016 Jardine PE, Fraser WT, Lomax BH, Sephton MA, Shanahan TM, Miller CS, Gosling WD. Pollen and spores as biological recorders of past ultraviolet irradiance. Scientific Reports. 6: 39269. PMID 27976735 DOI: 10.1038/Srep39269  0.482
2016 Shanahan TM, Hughen KA, McKay NP, Overpeck JT, Scholz CA, Gosling WD, Miller CS, Peck JA, King JW, Heil CW. CO2 and fire influence tropical ecosystem stability in response to climate change. Scientific Reports. 6: 29587. PMID 27427431 DOI: 10.1038/Srep29587  0.721
2016 Saylor JE, Casturi L, Shanahan TM, Nie J, Saadeh CM. Tectonic and climate controls on Neogene environmental change in the Zhada Basin, southwestern Tibetan Plateau Geology. 44: 919-922. DOI: 10.1130/G38173.1  0.559
2016 Nash DJ, De Cort G, Chase BM, Verschuren D, Nicholson SE, Shanahan TM, Asrat A, Lézine A, Grab SW. African hydroclimatic variability during the last 2000 years Quaternary Science Reviews. 154: 1-22. DOI: 10.1016/J.Quascirev.2016.10.012  0.502
2016 Kar N, Garzione CN, Jaramillo C, Shanahan T, Carlotto V, Pullen A, Moreno F, Anderson V, Moreno E, Eiler J. Rapid regional surface uplift of the northern Altiplano plateau revealed by multiproxy paleoclimate reconstruction Earth and Planetary Science Letters. 447: 33-47. DOI: 10.1016/J.Epsl.2016.04.025  0.415
2016 Hanna AJM, Shanahan TM, Allison MA. Distribution of branched GDGTs in surface sediments from the Colville River, Alaska: Implications for the MBT′/CBT paleothermometer in Arctic marine sediments Journal of Geophysical Research: Biogeosciences. 121: 1762-1780. DOI: 10.1002/2015Jg003266  0.546
2015 Wolaver BD, Coogan JC, Horton BK, Bermudez LS, Sun AY, Wawrzyniec TF, Zhang T, Shanahan TM, Dunlap DB, Costley RA, De La Rocha L. Structural and Hydrogeologic evolution of the Putumayo basin and adjacent fold-thrust belt, Colombia Aapg Bulletin. 99: 1893-1927. DOI: 10.1306/05121514186  0.376
2015 Sánchez N, Mora A, Parra M, Garcia D, Cortes M, Shanahan TM, Ramirez R, Llamosa O, Guzman M. Petroleum system modeling in the Eastern Cordillera of Colombia using geochemistry and timing of thrusting and deformation Aapg Bulletin. 99: 1537-1556. DOI: 10.1306/04161511107  0.366
2015 Anderson VJ, Saylor JE, Shanahan TM, Horton BK. Paleoelevation records from lipid biomarkers: Application to the tropical Andes Bulletin of the Geological Society of America. 127: 1604-1616. DOI: 10.1130/B31105.1  0.492
2015 Ahmed M, Anchukaitis KJ, Asrat A, Borgaonkar HP, Braida M, Buckley BM, Büntgen U, Chase BM, Christie DA, Cook ER, Curran MAJ, Diaz HF, Esper J, Fan Z, Gaire NP, ... ... Shanahan TM, et al. Corrigendum: Continental-scale temperature variability during the past two millennia Nature Geoscience. 8: 981-982. DOI: 10.1038/Ngeo2566  0.642
2015 Shanahan TM, Mckay NP, Hughen KA, Overpeck JT, Otto-Bliesner B, Heil CW, King J, Scholz CA, Peck J. The time-transgressive termination of the African humid period Nature Geoscience. 8: 140-144. DOI: 10.1038/Ngeo2329  0.759
2015 Wicks TZ, Thirumalai K, Shanahan TM, Bell CJ. The use of δ13C values of leporid teeth as indicators of past vegetation Palaeogeography, Palaeoclimatology, Palaeoecology. 418: 245-260. DOI: 10.1016/J.Palaeo.2014.11.017  0.505
2014 Anderson VJ, Shanahan TM, Saylor JE, Horton BK, Mora AR. Sources of local and regional variability in the MBT'/CBT paleotemperature proxy: Insights from a modern elevation transect across the Eastern Cordillera of Colombia Organic Geochemistry. 69: 42-51. DOI: 10.1016/J.Orggeochem.2014.01.022  0.324
2014 Fornace KL, Hughen KA, Shanahan TM, Fritz SC, Baker PA, Sylva SP. A 60,000-year record of hydrologic variability in the Central Andes from the hydrogen isotopic composition of leaf waxes in Lake Titicaca sediments Earth and Planetary Science Letters. 408: 263-271. DOI: 10.1016/J.Epsl.2014.10.024  0.479
2013 Nicholson SE, Nash DJ, Chase BM, Grab SW, Shanahan TM, Verschuren D, Asrat A, Lézine AM, Umer M. Temperature variability over Africa during the last 2000 years Holocene. 23: 1085-1094. DOI: 10.1177/0959683613483618  0.375
2013 Ahmed M, Anchukaitis KJ, Asrat A, Borgaonkar HP, Braida M, Buckley BM, Büntgen U, Chase BM, Christie DA, Cook ER, Curran MAJ, Diaz HF, Esper J, Fan ZX, Gaire NP, ... ... Shanahan TM, et al. Continental-scale temperature variability during the past two millennia Nature Geoscience. 6: 339-346. DOI: 10.1038/Ngeo1797  0.706
2013 Stoynova V, Shanahan TM, Hughen KA, de Vernal A. Insights into Circum-Arctic sea ice variability from molecular geochemistry Quaternary Science Reviews. 79: 63-73. DOI: 10.1016/J.Quascirev.2012.10.006  0.397
2013 Shanahan TM, Peck JA, McKay N, Heil CW, King J, Forman SL, Hoffmann DL, Richards DA, Overpeck JT, Scholz C. Age models for long lacustrine sediment records using multiple dating approaches - An example from Lake Bosumtwi, Ghana Quaternary Geochronology. 15: 47-60. DOI: 10.1016/J.Quageo.2012.12.001  0.741
2013 Shanahan TM, McKay N, Overpeck JT, Peck JA, Scholz C, Heil CW, King J. Spatial and temporal variability in sedimentological and geochemical properties of sediments from an anoxic crater lake in West Africa: Implications for paleoenvironmental reconstructions Palaeogeography, Palaeoclimatology, Palaeoecology. 374: 96-109. DOI: 10.1016/J.Palaeo.2013.01.008  0.758
2013 Shanahan TM, Hughen KA, Van Mooy BAS. Temperature sensitivity of branched and isoprenoid GDGTs in Arctic lakes Organic Geochemistry. 64: 119-128. DOI: 10.1016/J.Orggeochem.2013.09.010  0.48
2013 Shanahan TM, Hughen KA, Ampel L, Sauer PE, Fornace K. Environmental controls on the 2H/1H values of terrestrial leaf waxes in the eastern Canadian Arctic Geochimica Et Cosmochimica Acta. 119: 286-301. DOI: 10.1016/J.Gca.2013.05.032  0.476
2012 Shanahan TM, Beck JW, Overpeck JT, McKay NP, Pigati JS, Peck JA, Scholz CA, Heil CW, King J. Late Quaternary sedimentological and climate changes at Lake Bosumtwi Ghana: New constraints from laminae analysis and radiocarbon age modeling Palaeogeography, Palaeoclimatology, Palaeoecology. 361: 49-60. DOI: 10.1016/J.Palaeo.2012.08.001  0.755
2009 Shanahan TM, Overpeck JT, Anchukaitis KJ, Beck JW, Cole JE, Dettman DL, Peck JA, Scholz CA, King JW. Atlantic forcing of persistent drought in West Africa. Science (New York, N.Y.). 324: 377-80. PMID 19372429 DOI: 10.1126/Science.1166352  0.704
2009 Schouten S, Hopmans EC, Van Der Meer J, Mets A, Bard E, Bianchi TS, Diefendorf A, Escala M, Freeman KH, Furukawa Y, Huguet C, Ingalls A, Ménot-Combes G, Nederbragt AJ, Oba M, ... ... Shanahan TM, et al. An interlaboratory study of TEX86 and BIT analysis using high-performance liquid chromatography-mass spectrometry Geochemistry, Geophysics, Geosystems. 10. DOI: 10.1029/2008Gc002221  0.384
2009 Pigati JS, Bright JE, Shanahan TM, Mahan SA. Late Pleistocene paleohydrology near the boundary of the Sonoran and Chihuahuan Deserts, southeastern Arizona, USA Quaternary Science Reviews. 28: 286-300. DOI: 10.1016/J.Quascirev.2008.09.022  0.555
2008 Shanahan TM, Overpeck JT, Scholz CA, Beck JW, Peck J, King JW. Abrupt changes in the water balance of tropical West Africa during the late quaternary Journal of Geophysical Research Atmospheres. 113. DOI: 10.1029/2007Jd009320  0.705
2008 Shanahan TM, Overpeck JT, Hubeny JB, King J, Hu FS, Hughen K, Miller G, Black J. Scanning micro-X-ray fluorescence elemental mapping: A new tool for the study of laminated sediment records Geochemistry, Geophysics, Geosystems. 9. DOI: 10.1029/2007Gc001800  0.592
2008 Conroy JL, Overpeck JT, Cole JE, Shanahan TM, Steinitz-Kannan M. Holocene changes in eastern tropical Pacific climate inferred from a Galápagos lake sediment record Quaternary Science Reviews. 27: 1166-1180. DOI: 10.1016/J.Quascirev.2008.02.015  0.77
2008 Shanahan TM, Overpeck JT, Beck JW, Wheeler CW, Peck JA, King JW, Scholz CA. The formation of biogeochemical laminations in Lake Bosumtwi, Ghana, and their usefulness as indicators of past environmental changes Journal of Paleolimnology. 40: 339-355. DOI: 10.1007/S10933-007-9164-4  0.706
2007 Scholz CA, Johnson TC, Cohen AS, King JW, Peck JA, Overpeck JT, Talbot MR, Brown ET, Kalindekafe L, Amoako PY, Lyons RP, Shanahan TM, Castañeda IS, Heil CW, Forman SL, et al. East African megadroughts between 135 and 75 thousand years ago and bearing on early-modern human origins. Proceedings of the National Academy of Sciences of the United States of America. 104: 16416-21. PMID 17785420 DOI: 10.1073/Pnas.0703874104  0.72
2007 Shanahan TM, Overpeck JT, Sharp WE, Scholz CA, Arko JA. Simulating the response of a closed-basin lake to recent climate changes in tropical West Africa (Lake Bosumtwi, Ghana) Hydrological Processes. 21: 1678-1691. DOI: 10.1002/Hyp.6359  0.701
2006 Shanahan TM, Overpeck JT, Wheeler CW, Beck JW, Pigati JS, Talbot MR, Scholz CA, Peck J, King JW. Paleoclimatic variations in West Africa from a record of late Pleistocene and Holocene lake level stands of Lake Bosumtwi, Ghana Palaeogeography, Palaeoclimatology, Palaeoecology. 242: 287-302. DOI: 10.1016/J.Palaeo.2006.06.007  0.662
2005 Shanahan TM, Pigati JS, Dettman DL, Quade J. Isotopic variability in the aragonite shells of freshwater gastropods living in springs with nearly constant temperature and isotopic composition Geochimica Et Cosmochimica Acta. 69: 3949-3966. DOI: 10.1016/J.Gca.2005.03.049  0.395
2004 Peck JA, Green RR, Shanahan T, King JW, Overpeck JT, Scholz CA. A magnetic mineral record of Late Quaternary tropical climate variability from Lake Bosumtwi, Ghana Palaeogeography, Palaeoclimatology, Palaeoecology. 215: 37-57. DOI: 10.1016/J.Palaeo.2004.08.003  0.651
2000 Shanahan TM, Zreda M. Chronology of Quaternary glaciations in East Africa Earth and Planetary Science Letters. 177: 23-42. DOI: 10.1016/S0012-821X(00)00029-7  0.384
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