Rapid northward shift of the Indian Monsoon on the Tibetan Plateau at the end of the Little Ice Age

Journal of Geophysical Research: Atmospheres

Volumn 122, Issue 17, 2017, Pages 9262-9279

  Zhang, Xiaolong ^a,b   Xu, Baiqing ^a,c   Günther, Franziska ^d,e   Witt, Roman ^d,f   Wang, Mo ^a   Xie, Ying ^a   Zhao, Huabiao ^a,c   Li, Jiule ^a   Gleixner, Gerd ^d  

^a INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

^b UNIVERSITY OF CHINESE ACADEMY OF SCIENCES   (China)

^c CAS CENTER FOR EXCELLENCE IN TIBETAN PLATEAU EARTH SCIENCES   (China)

^d MAX PLANCK INSTITUTE FOR BIOGEOCHEMISTRY   (Germany)

^e LEIBNIZ CENTRE FOR TROPICAL MARINE RESEARCH ZMT   (Germany)

^f UNIVERSITY OF MELBOURNE   (Australia)

Author keywords

Gandise Range; Indian Monsoon; Little Ice Age; Taro Co; Tibetan Plateau; Westerlies

Indexed keywords

CLIMATE MODELING; ECOLOGICAL IMPACT; LITTLE ICE AGE; MONSOON; OROGRAPHY; SOCIOECONOMIC IMPACT; TRANSITION ZONE; WESTERLY;

CHINA; QINGHAI-XIZANG PLATEAU;

COLOCASIA ESCULENTA;

EID: 85030111752     PISSN: 2169897X     EISSN: 21698996     Source Type: Journal    
DOI: 10.1002/2017JD026849     Document Type: Article

References (89)

1. Aichner, B., U. Herzschuh, H. Wilkes, A. Vieth, and J. Boehner (2010), δD values of n-alkanes in Tibetan lake sediments and aquatic macrophytes—A surface sediment study and application to a 16 ka record from lake Koucha, Org. Geochem., 41(8), 779–790, doi:10.1016/j.orggeochem.2010.05.010.
2. An, Z., et al. (2012), Interplay between the Westerlies and Asian monsoon recorded in Lake Qinghai sediments since 32 ka, Sci. Rep., 2, 619, doi:10.1038/srep00619.
3. Anderson, D. M., J. T. Overpeck, and A. K. Gupta (2002), Increase in the Asian southwest monsoon during the past four centuries, Science, 297(5581), 596–599, doi:10.1126/science.1072881.
4. Appleby, P. (2001), Chronostratigraphic techniques in recent sediments, in Tracking Environmental Change Using Lake Sediments, pp. 171–203, Springer, Dordrecht, Netherlands, doi:10.1007/0-306-47669-x_9.
5. Blaauw, M., and J. A. Christen (2011), Flexible paleoclimate age-depth models using an autoregressive gamma process, Bayesian Anal., 6(3), 457–474, doi:10.1214/11-ba618.
6. Boos, W. R., and Z. Kuang (2010), Dominant control of the South Asian monsoon by orographic insulation versus plateau heating, Nature, 463, 218–222.
7. Bush, R. T., and F. A. McInerney (2013), Leaf wax n-alkane distributions in and across modern plants: Implications for paleoecology and chemotaxonomy, Geochim. Cosmochim. Acta, 117, 161–179, doi:10.1016/j.gca.2013.04.016.
8. Cai, Y., I. Y. Fung, R. L. Edwards, Z. An, H. Cheng, J. E. Lee, L. Tan, C. C. Shen, X. Wang, and J. A. Day (2015), Variability of stalagmite-inferred Indian monsoon precipitation over the past 252,000 y, Proc. Natl. Acad. Sci. U.S.A., 112(10), 2954–2959.
9. Chen, F. H., J. H. Chen, J. Holmes, I. Boomer, P. Austin, J. B. Gates, N. L. Wang, S. J. Brooks, and J. W. Zhang (2010), Moisture changes over the last millennium in arid central Asia: A review, synthesis and comparison with monsoon region, Quat. Sci. Rev., 29(7–8), 1055–1068, doi:10.1016/j.quascirev.2010.01.005.
10. Chen, J., F. Chen, S. Feng, W. Huang, J. Liu, and A. Zhou (2015), Hydroclimatic changes in China and surroundings during the Medieval Climate Anomaly and Little Ice Age: Spatial patterns and possible mechanisms, Quat. Sci. Rev., 107, 98–111, doi:10.1016/j.quascirev.2014.10.012.
11. Chu, G., et al. (2014), Holocene cyclic climatic variations and the role of the Pacific Ocean as recorded in varved sediments from northeastern China, Quat. Sci. Rev., 102, 85–95, doi:10.1016/j.quascirev.2014.08.008.
12. Dietze, E., F. Maussion, M. Ahlborn, B. Diekmann, K. Hartmann, K. Henkel, T. Kasper, G. Lockot, S. Opitz, and T. Haberzettl (2014), Sediment transport processes across the Tibetan Plateau inferred from robust grain-size end members in lake sediments, Clim. Past, 10(1), 91–106, doi:10.5194/cp-10-91-2014.
13. Duan, Y., and J. He (2011), Distribution and isotopic composition of n-alkanes from grass, reed and tree leaves along a latitudinal gradient in China, Geochem. J., 45(3), 199–207.
14. Dutt, S., A. K. Gupta, S. C. Clemens, H. Cheng, R. K. Singh, G. Kathayat, and R. L. Edwards (2015), Abrupt changes in Indian summer monsoon strength during 33,800 to 5500 years BP, Geophys. Res. Lett., 42, 5526–5532, doi:10.1002/2015GL064015.
15. Eglinton, G., and R. J. Hamilton (1967), Leaf epicuticular waxes, Science, 156(3780), 1322–1335.
16. Einsele, G. (2000), Denudation: Solute transport and flux rates of terrigenous sediment, in Sedimentary Basins, pp. 414–454, Springer, Berlin Heidelberg, doi:10.1007/978-3-662-04029-4_9.
17. Feng, S., Q. Hu, Q. Wu, and M. E. Mann (2013), A gridded reconstruction of warm season precipitation for Asia spanning the past half millennium, J. Clim., 26(7), 2192–2204, doi:10.1175/jcli-d-12-00099.1.
18. Ficken, K. J., B. Li, D. L. Swain, and G. Eglinton (2000), An n-alkane proxy for the sedimentary input of submerged/floating freshwater aquatic macrophytes, Org. Geochem., 31(7–8), 745–749, doi:10.1016/s0146-6380(00)00081-4.
19. Fleitmann, D., et al. (2007), Holocene ITCZ and Indian monsoon dynamics recorded in stalagmites from Oman and Yemen (Socotra), Quat. Sci. Rev., 26(1–2), 170–188, doi:10.1016/j.quascirev.2006.04.012.
20. Gadgil, S. (2003), The Indian monsoon and its variability, Annu. Rev. Earth Planet. Sci., 31(1), 429–467, doi:10.1146/annurev.earth.31.100901.141251.
21. Gallego, J. L. R., A. Ordonez, and J. Loredo (2002), Investigation of trace element sources from an industrialized area (Aviles, northern Spain) using multivariate statistical methods, Environ. Int., 27(7), 589–596, doi:10.1016/s0160-4120(01)00115-5.
22. Gao, Y. H., L. Cuo, and Y. X. Zhang (2014), Changes in moisture flux over the Tibetan Plateau during 1979–2011 and possible mechanisms, J. Clim., 27(5), 1876–1893, doi:10.1175/jcli-d-13-00321.1.
23. Gat, J. R. (1996), Oxygen and hydrogen isotopes in the hydrologic cycle, Annu. Rev. Earth Planet. Sci., 24, 225–262, doi:10.1146/annurev.earth.24.1.225.
24. Gleixner, G., and I. Mügler (2007), Compound-specific hydrogen isotope ratios of biomarkers: Tracing climatic changes in the past, in Stable Isotopes as Indicators of Ecological Change, edited by T. E. Dawson and R. Siegwolf, pp. 249–266, Academic Press, London.
25. Guo, Y., L. Zhu, P. Frenzel, Q. Ma, J. Ju, P. Peng, J. Wang, and G. Daut (2016), Holocene lake level fluctuations and environmental changes at Taro Co, southwestern Tibet, based on ostracod-inferred water depth reconstruction, The Holocene, 26(1), 29–43.
26. 18O in tree-rings from Tibetan junipers, Geophys. Res. Lett., 38, L03701, doi:10.1029/2010GL045988.
27. Grigholm, B., et al. (2015), Twentieth century dust lows and the weakening of the westerly winds over the Tibetan Plateau, Geophys. Res. Lett., 42, 2434–2441, doi:10.1002/2015GL063217.
28. Günther, F., B. Aichner, R. Siegwolf, B. Q. Xu, T. D. Yao, and G. Gleixner (2013), A synthesis of hydrogen isotope variability and its hydrological significance at the Qinghai-Tibetan Plateau, Quat. Int., 313, 3–16, doi:10.1016/j.quaint.2013.07.013.
29. Günther, F., R. Witt, S. Schouten, R. Mäusbacher, G. Daut, L. Zhu, B. Xu, T. Yao, and G. Gleixner (2015), Quaternary ecological responses and impacts of the Indian Ocean Summer Monsoon at Nam Co, Southern Tibetan Plateau, Quat. Sci. Rev., 112, 66–77, doi:10.1016/j.quascirev.2015.01.023.
30. Herzschuh, U. (2006), Palaeo-moisture evolution in monsoonal Central Asia during the last 50,000 years, Quat. Sci. Rev., 25(1–2), 163–178, doi:10.1016/j.quascirev.2005.02.006.
31. Herzschuh, U., C. Zhang, S. Mischke, R. Herzschuh, F. Mohammadi, B. Mingram, H. Kürschner, and F. Riedel (2005), A late Quaternary lake record from the Qilian Mountains (NW China): Evolution of the primary production and the water depth reconstructed from macrofossil, pollen, biomarker, and isotope data, Global Planet. Change, 46(1–4), 361–379, doi:10.1016/j.gloplacha.2004.09.024.
32. 14C reservoir age on interpretation of paleolimnological records from the Tibetan Plateau, Quat. Sci. Rev., 48, 67–79.
33. Hu, X., L. Zhu, Y. Wang, J. Wang, P. Peng, Q. Ma, J. Hu, and X. Lin (2014), Climatic significance of n-alkanes and their compound-specific δD values from lake surface sediments on the southwestern Tibetan Plateau, Chin. Sci. Bull., 59(24), 3022–3033, doi:10.1007/s11434-014-0227-4.
34. Hughen, K. A., T. I. Eglinton, L. Xu, and M. Makou (2004), Abrupt tropical vegetation response to rapid climate changes, Science, 304(5679), 1955–1959, doi:10.1126/science.1092995.
35. Ijmker, J., G. Stauch, K. Hartmann, B. Diekmann, E. Dietze, S. Opitz, B. Wuennemann, and F. Lehmkuhl (2012), Environmental conditions in the Donggi Cona lake catchment, NE Tibetan Plateau, based on factor analysis of geochemical data, J. Asian Earth Sci., 44, 176–188, doi:10.1016/j.jseaes.2011.04.021.
36. Immerzeel, W. W., L. P. H. van Beek, and M. F. P. Bierkens (2010), Climate change will affect the Asian water towers, Science, 328(5984), 1382–1385, doi:10.1126/science.1183188.
37. Jenner, F. E., and H. S. C. O'Neill (2012), Analysis of 60 elements in 616 ocean floor basaltic glasses, Geochem. Geophys. Geosyst., 13, Q02005, doi:10.1029/2011GC004009.
38. Jetter, R., L. Kunst, and A. L. Samuels (2006), Composition of plant cuticular waxes, in Biology of the Plant Cuticle, edited by M. Riederer and C. Müller, pp. 145–181, Blackwell, U. K.
39. Jin, Z. D., S. M. Wang, J. Shen, E. L. Zhang, F. C. Li, J. F. Ji, and X. W. Lu (2001), Chemical weathering since the little ice age recorded in lake sediments: A high-resolution proxy of past climate, Earth Surf. Processes Landforms, 26(7), 775–782, doi:10.1002/esp.224.
40. Jones, B. F., and C. J. Bowser (1978), The mineralogy and related chemistry of lake sediments, in Lakes, pp. 179–227, Springer, New York.
41. Kang, S. C., Y. W. Xu, Q. L. You, W. A. Flugel, N. Pepin, and T. D. Yao (2010), Review of climate and cryospheric change in the Tibetan Plateau, Environ. Res. Lett., 5(1), 015101, doi:10.1088/1748-9326/5/1/015101.
42. Kapnick, S. B., T. L. Delworth, M. Ashfaq, S. Malyshev, and P. C. D. Milly (2014), Snowfall less sensitive to warming in Karakoram than in Himalayas due to a unique seasonal cycle, Nat. Geosci., 7(11), 834–840, doi:10.1038/ngeo2269.
43. Kaspari, S., et al. (2007), Reduction in northward incursions of the South Asian monsoon since approximate to 1400 AD inferred from a Mt. Everest ice core, Geophys. Res. Lett., 34, L16701, doi:10.1029/2007GL030440.
44. Kelts, K., and K. Hsü (1978), Freshwater carbonate sedimentation, in Lakes, pp. 295–323, Springer, New York.
45. Langner, P., C. Mikutta, and R. Kretzschmar (2012), Arsenic sequestration by organic sulphur in peat, Nat. Geosci., 5(1), 66–73, doi:10.1038/ngeo1329.
46. Li, L., and C. N. Garzione (2017), Spatial distribution and controlling factors of stable isotopes in meteoric waters on the Tibetan Plateau: Implications for paleoelevation reconstruction, Earth Planet. Sci. Lett., 460, 302–314, doi:10.1016/j.epsl.2016.11.046.
47. Liu, X., and Z. Yin (2002), Sensitivity of East Asian monsoon climate to the uplift of the Tibetan Plateau, Palaeogeogr. Palaeoclimatol. Palaeoecol., 183, 223–245.
48. Ma, Q., L. Zhu, X. Lu, Y. Guo, J. Ju, J. Wang, Y. Wang, and L. Tang (2014), Pollen-inferred Holocene vegetation and climate histories in Taro Co, southwestern Tibetan Plateau, Chin. Sci. Bull., 59(31), 4101–4114, doi:10.1007/s11434-014-0505-1.
49. Masson-Delmotte, V., et al. (2013), Information from paleoclimate archives, in climate change 2013, in The Physical Science Basis, Contribution of Working Group I to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change, edited by T. F. Stocker et al., pp. 383–464, Cambridge Univ. Press, Cambridge, U. K., and New York.
50. Meyers, P. A. (2003), Applications of organic geochemistry to paleolimnological reconstructions: A summary of examples from the Laurentian Great Lakes, Org. Geochem., 34(2), 261–289, doi:10.1016/s0146-6380(02)00168-7.
51. Meyers, P. A., and R. Ishiwatari (1993), Lacustrine organic geochemistry—An overview of indicators of organic matter sources and diagenesis in lake sediments, Org. Geochem., 20(7), 867–900, doi:10.1016/0146-6380(93)90100-p.
52. Moberg, A., D. M. Sonechkin, K. Holmgren, N. M. Datsenko, and W. Karlen (2005), Highly variable Northern Hemisphere temperatures reconstructed from low- and high-resolution proxy data, Nature, 433(7026), 613–617. [Available at http://www.nature.com/nature/journal/v433/n7026/suppinfo/nature03265_S1.html.]
53. Molnar, P., W. R. Boos, and D. S. Battisti (2010), Orographic controls on climate and paleoclimate of Asia: Thermal and mechanical roles for the Tibetan Plateau, Annu. Rev. Earth Planet. Sci., 38, 77.
54. Morrill, C., J. T. Overpeck, and J. E. Cole (2003), A synthesis of abrupt changes in the Asian summer monsoon since the last deglaciation, The Holocene, 13(4), 465–476, doi:10.1191/0959683603hl639ft.
55. Mügler, I., D. Sachse, M. Werner, B. Q. Xu, G. J. Wu, T. D. Yao, and G. Gleixner (2008), Effect of lake evaporation on δD values of lacustrine n-alkanes: A comparison of Nam Co (Tibetan Plateau) and Holzmaar (Germany), Org. Geochem., 39(6), 711–729.
56. Norström, E., et al. (2014), Late Quaternary vegetation dynamics and hydro-climate in the Drakensberg, South Africa, Quat. Sci. Rev., 105(0), 48–65, doi:10.1016/j.quascirev.2014.09.016.
57. Panahi, A., G. M. Young, and R. H. Rainbird (2000), Behavior of major and trace elements (including REE) during Paleoproterozoic pedogenesis and diagenetic alteration of an Archean granite near Ville Marie, Quebec, Canada, Geochim. Cosmochim. Acta, 64(13), 2199–2220, doi:10.1016/s0016-7037(99)00420-2.
58. Pu, Y., T. Nace, P. A. Meyers, H. Zhang, Y. Wang, C. L. Zhang, and X. Shao (2013), Paleoclimate changes of the last 1000 yr on the eastern Qinghai–Tibetan Plateau recorded by elemental, isotopic, and molecular organic matter proxies in sediment from glacial Lake Ximencuo, Palaeogeogr. Palaeoclimatol. Palaeoecol., 379–380, 39–53, doi:10.1016/j.palaeo.2013.03.023.
59. Qiu, J. (2008), The third pole, Nature, 454(7203), 393–396.
60. Ramisch, A., et al. (2016), A persistent northern boundary of Indian Summer Monsoon precipitation over Central Asia during the Holocene, Sci. Rep., 6, 25791, doi:10.1038/srep25791. [Available at http://www.nature.com/articles/srep25791#supplementary-information.]
61. Reimer, P. J., and E. Bard (2013), IntCal13 and Marine13 radiocarbon age calibration curves 0–50,000 years cal BP, Radiocarbon, 55(4), 1869–1887.
62. Sachse, D., et al. (2012), Molecular Paleohydrology: Interpreting the hydrogen-isotopic composition of lipid biomarkers from photosynthesizing organisms, Annu. Rev. Earth Planet. Sci., 40, 221–249, doi:10.1146/annurev-earth-042711-105535.
63. Sachse, D., J. Radke, and G. Gleixner (2006), δD values of individual n-alkanes from terrestrial plants along a climatic gradient—Implications for the sedimentary biomarker record, Org. Geochem., 37(4), 469–483, doi:10.1016/j.orggeochem.2005.12.003.
64. Sarkar, S., H. Wilkes, S. Prasad, A. Brauer, N. Riedel, M. Stebich, N. Basavaiah, and D. Sachse (2014), Spatial heterogeneity in lipid biomarker distributions in the catchment and sediments of a crater lake in central India, Org. Geochem., 66, 125–136, doi:10.1016/j.orggeochem.2013.11.009.
65. Sarkar, S., S. Prasad, H. Wilkes, N. Riedel, M. Stebich, N. Basavaiah, and D. Sachse (2015), Monsoon source shifts during the drying mid-Holocene: Biomarker isotope based evidence from the core ‘monsoon zone’ (CMZ) of India, Quat. Sci. Rev., 123, 144–157, doi:10.1016/j.quascirev.2015.06.020.
66. Schneider, T., T. Bischoff, and G. H. Haug (2014), Migrations and dynamics of the intertropical convergence zone, Nature, 513(7516), 45–53, doi:10.1038/nature13636.
67. Shen, M. G., G. X. Zhang, N. Cong, S. P. Wang, W. D. Kong, and S. L. Piao (2014), Increasing altitudinal gradient of spring vegetation phenology during the last decade on the Qinghai-Tibetan Plateau, Agric. For. Meteorol., 189, 71–80, doi:10.1016/j.agrformet.2014.01.003.
68. Shi, Z. G., Y. Y. Sha, and X. D. Liu (2017), Effect of Yunnan-Guizhou topography at the southeastern Tibetan Plateau on the Indian monsoon, J. Clim., 30(4), 1259–1272, doi:10.1175/JCLI-D-16-0105.1.
69. Sorrel, P., H. Oberhansli, N. Boroffka, D. Nourgaliev, P. Dulski, and U. Rohl (2007), Control of wind strength and frequency in the Aral Sea basin during the late Holocene, Quat. Res., 67(3), 371–382, doi:10.1016/j.yqres.2006.12.003.
70. Thompson, L. G., et al. (1997), Tropical climate instability: The last glacial cycle from a Qinghai-Tibetan ice core, Science, 276(5320), 1821–1825, doi:10.1126/science.276.5320.1821.
71. Thompson, L. G., T. Yao, E. Mosley-Thompson, M. E. Davis, K. A. Henderson, and P. N. Lin (2000), A high-resolution millennial record of the South Asian Monsoon from Himalayan ice cores, Science, 289(5486), 1916–1919, doi:10.1126/science.289.5486.1916.
72. Thompson, L. G., E. Mosley-Thompson, M. E. Davis, P. N. Lin, K. Henderson, and T. A. Mashiotta (2003), Tropical glacier and ice core evidence of climate change on annual to millennial time scales, Clim. Change, 59(1–2), 137–155, doi:10.1023/a:1024472313775.
73. Thompson, L. G., T. D. Yao, M. E. Davis, E. Mosley-Thompson, T. A. Mashiotta, P.-N. Lin, V. N. Mikhalenko, and V. S. Zagorodnov (2006), Holocene climate variability archived in the Puruogangri ice cap on the central Tibetan Plateau, Ann. Glaciol., 43, 61–69, doi:10.3189/172756406781812357.
74. Tian, L., V. Masson-Delmotte, M. Stievenard, T. Yao, and J. Jouzel (2001), Tibetan Plateau summer monsoon northward extent revealed by measurements of water stable isotopes, J. Geophys. Res., 106(D22), 28,081–28,088, doi:10.1029/2001JD900186.
75. Wang, J., L. Zhu, Y. Wang, S. Gao, and G. Daut (2012), A comparison of different methods for determining the organic and inorganic carbon content of lake sediment from two lakes on the Tibetan Plateau, Quat. Int., 250, 49–54, doi:10.1016/j.quaint.2011.06.030.
76. Wang, S. M., and H. S. Dou (1998), Lakes in China [in Chinese], 402 pp., Science Press, Beijing.
77. Wu, G. J., B. Q. Xu, C. L. Zhang, S. P. Gao, and T. D. Yao (2009), Geochemistry of dust aerosol over the Eastern Pamirs, Geochim. Cosmochim. Acta, 73(4), 977–989, doi:10.1016/j.gca.2008.11.022.
78. Wu, G. X. (1984), The nonlinear response of the atmosphere to large-scale mechanical and thermal forcing, J. Atmos. Sci., 41, 2456–2476.
79. Wu, G., Y. Liu, B. He, Q. Bao, A. Duan, and F. Jin (2012), Thermal controls on the Asian Summer Monsoon, Sci. Rep., 2, 204, doi:10.1038/srep00404.
80. Xu, B. Q., et al. (2009), Black soot and the survival of Tibetan glaciers, Proc. Natl. Acad. Sci. U.S.A., 106(52), 22,114–22,118, doi:10.1073/pnas.0910444106.
81. Xu, X., T. Zhao, C. Lu, Y. Guo, B. Chen, R. Liu, Y. Li, and X. Shi (2014), An important mechanism sustaining the atmospheric “water tower” over the Tibetan Plateau, Atmos. Chem. Phys., 14(20), 11,287–11,295, doi:10.5194/acp-14-11287-2014.
82. Yang, B., C. Qin, J. Wang, M. He, T. M. Melvin, T. J. Osborn, and K. R. Briffa (2014), A 3,500-year tree-ring record of annual precipitation on the northeastern Tibetan Plateau, Proc. Natl. Acad. Sci. U.S.A., 111(8), 2903–2908, doi:10.1073/pnas.1319238111.
83. 18O in precipitation over the Tibetan Plateau: Observations and simulations, Rev. Geophys., 51, 525–548, doi:10.1002/rog.20023.
84. Yao, T., et al. (2012), Different glacier status with atmospheric circulations in Tibetan Plateau and surroundings, Nat. Clim. Change, 2(9), 663–667, doi:10.1038/nclimate1580.
85. Zeng, Y., J. Chen, J. Xiao, and L. Qi (2013), Non-residual Sr of the sediments in Daihai Lake as a good indicator of chemical weathering, Quat. Res., 79(2), 284–291, doi:10.1016/j.yqres.2012.11.010.
86. Zhang, J., B. Xu, F. Turner, L. Zhou, P. Gao, X. Lü, and A. Nesje (2017), Long-term glacier melt fluctuations over the past 2500 yr in monsoonal High Asia revealed by radiocarbon-dated lacustrine pollen concentrates, Geology, 45(4), doi:10.1130/G38690.1.
87. Zhang, P., et al. (2008), A test of climate, sun, and culture relationships from an 1810-year Chinese cave record, Science, 322(5903), 940–942, doi:10.1126/science.1163965.
88. Zhao, H., B. Xu, and N. Wang (2014), Study on the water stable isotopes in Tibetan Plateau ice cores as a proxy of temperature [in Chinese], Quat. Sci., 34(6), 1215–1226.
89. Zhu, L. P., et al. (2008), Environmental changes since 8.4 ka reflected in the lacustrine core sediments from Nam Co, central Tibetan Plateau, China, The Holocene, 18(5), 831–839, doi:10.1177/0959683608091801.