Solar forcing of desert vegetation and drought frequency during the last 2700 years in the interior Qaidam Basin, northeastern Tibetan Plateau

Berglund B E, Gaillard M J, Björkman L, Persson T. 2008. Long-term changes in floristic diversity in southern Sweden: Palynological richness, vegetation dynamics and land-use. Veg Hist Archaeobot, 17: 573–583 Birks H J B, Felde V A, Bjune A E, Grytnes J A, Seppä H, Giesecke T. 2016. Does pollen-assemblage richness reflect floristic richness? A review of recent developments and future challenges. Rev Palaeobot Palynol, 228: 1–25 Birks H J B, Line J M. 1992. The use of rarefaction analysis for estimating palynological richness from Quaternary pollen-analytical data. Holocene, 2: 1–10 Bond G, Kromer B, Beer J, Muscheler R, Evans M N, Showers W, Hoffmann S, Lotti-Bond R, Hajdas I, Bonani G. 2001. Persistent solar influence on North Atlantic climate during the Holocene. Science, 294: 2130–2136 Chen J H, Chen F H, Feng S, Huang W, Liu J B, Zhou A F. 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 Chen J H, Chen F H, Zhang E L, Brooks S J, Zhou A F, Zhang J W. 2009. A 1000-year chironomid-based salinity reconstruction from varved sediments of Sugan Lake, Qaidam Basin, arid Northwest China, and its palaeoclimatic significance. Chin Sci Bull, 54: 3749–3759 Chen J H, Rao Z G, Liu J B, Huang W, Feng S, Dong G H, Hu Y, Xu Q H, Chen F H. 2016. On the timing of the East Asian summer monsoon maximum during the Holocene—Does the speleothem oxygen isotope record reflect monsoon rainfall variability? Sci China Earth Sci, 59: 2328–2338 Chen Y, Ni J, Herzschuh U. 2010. Quantifying modern biomes based on surface pollen data in China. Glob Planet Change, 74: 114–131 Colwell R K. 2013. EstimateS: Statistical estimation of species richness and shared species from samples. Version 9. User’s Guide and application. http://purl.oclc.org/estimates Cook E R, Woodhouse C A, Eakin C M, Meko D M, Stahle D W. 2004. Long-term aridity changes in the western United States. Science, 306: 1015–1018 Cour P, Zheng Z, Duzer D, Calleja M, Yao Z. 1999. Vegetational and climatic significance of modern pollen rain in northwestern Tibet. Rev Palaeobot Palynol, 104: 183–204 Ding Y, Wang Z Y, Sun Y. 2008. Inter-decadal variation of the summer precipitation in East China and its association with decreasing Asian summer monsoon. Part I: Observed evidences. Int J Climatol, 28: 1139–1161 Dykoski C A, Edwards R L, Cheng H, Yuan D X, Cai Y J, Zhang M L, Lin Y S, Qing J M, An Z S, Revenaugh J. 2005. A high-resolution, absolute-dated Holocene and deglacial Asian monsoon record from Dongge Cave, China. Earth Planet Sci Lett, 233: 71–86 El-Moslimany A P. 1990. Ecological significance of common nonarboreal pollen: Examples from drylands of the Middle East. Rev Palaeobot Palynol, 64: 343–350 Felde VA, Peglar S M, Bjune A E, Grytnes J A, Birks H J B. 2016. Modern pollen-plant richness and diversity relationships exist along a vegetational gradient in southern Norway. Holocene, 26: 163–175 Fleitmann D, Burns S J, Mudelsee M, Neff U, Kramers J, Mangini A, Matter A. 2003. Holocene forcing of the Indian monsoon recorded in a stalagmite from southern Oman. Science, 300: 1737–1739 Gasse F, Arnold M, Fontes J C, Fort M, Gibert E, Huc A, Li B Y, Li Y F, Liu Q, Melieres F, Van C E V, Wang F B, Zhang Q S. 1991. A 13000-year climate record from western Tibet. Nature, 353: 742–745 Gray L J, Beer J, Geller M, Haigh J D, Lockwood M, Matthes K, Cubasch U, Fleitmann D, Harrison G, Hood L, Luterbacher J, Meehl G A, Shindell D, van Geel B, White W. 2010. Solar influences on climate. Rev Geophys, 48: RG4001 Grinsted A, Moore J C, Jevrejeva S. 2004. Application of the cross wavelet transform and wavelet coherence to geophysical time series. Nonlin Process Geophys, 11: 561–566 Guiot J, Goeury C. 1996. PPPBase, a software for statistical analysis of paleoecological and paleoclimatological data. Dendrochronologia, 14: 295–300 Herzschuh U. 2007. Reliability of pollen ratios for environmental reconstructions on the Tibetan Plateau. J Biogeogr, 34: 1265–1273 Hou X. 2001. Vegetation Atlas of China (in Chinese). Beijing: Science Press Huang C, Zeng T, Ye F, Wei G J. 2019. Solar-forcing-induced spatial synchronisation of the East Asian summer monsoon on centennial timescales. Palaeogeogr Palaeoclimatol Palaeoecol, 514: 536–549 Jacques JMS, Cumming B F, Smol J P. 2008. A 900-year pollen-inferred temperature and effective moisture record from varved Lake Mina, west-central Minnesota, USA. Quat Sci Rev, 27: 781–796 Kiem A S, Johnson F, Westra S, van Dijk A, Evans J P, O’Donnell A, Rouillard A, Barr C, Tyler J, Thyer M, Jakob D, Woldemeskel F, Sivakumar B, Mehrotra R. 2016. Natural hazards in Australia: Droughts. Clim Change, 139: 37–54 Li Q, Lu H Y, Zhu L P, Wu N Q, Wang J B, Lu X M. 2011. Pollen-inferred climate changes and vertical shifts of alpine vegetation belts on the northern slope of the Nyainqentanglha mountains (central Tibetan Plateau) since 8.4 kyr BP. Holocene, 21: 939–950 Li Y C, Xu Q H, Zhao Y K, Yang X L, Xiao J L, Chen H, Lu X M. 2005. Pollen indication to source plants in the eastern desert of China. Chin Sci Bull, 50: 1632–1641 Liu J B, Chen S Q, Chen J H, Zhang Z P, Chen F H. 2017. Chinese cave δ18O records do not represent northern East Asian summer monsoon rainfall. Proc Natl Acad Sci USA, 114: E2987–E2988 Liu Z Y, Wen X Y, Brady E C, Otto-Bliesner B, Yu G, Lu H Y, Cheng H, Wang Y J, Zheng W P, Ding Y H, Edwards R L, Cheng J, Liu W, Yang H. 2014. Chinese cave records and the East Asia summer monsoon. Quat Sci Rev, 83: 115–128 Lv L, Zhang Q B. 2013. Tree-ring based summer minimum temperature reconstruction for the southern edge of the Qinghai-Tibetan Plateau, China. Clim Res, 56: 91–101 Ma Q F, Zhu L P, Wang J B, Ju J T, Lü X M, Wang Y, Guo Y, Yang R M, Kasper T, Haberzettl T, Tang L Y. 2017. Artemisia/Chenopodiaceae ratio from surface lake sediments on the central and western Tibetan Plateau and its application. Palaeogeogr Palaeoclimatol Palaeoecol, 479: 138–145 Meehl G A, Arblaster J M, Matthes K, Sassi F, van Loon H. 2009. Amplifying the Pacific climate system response to a small 11-year solar cycle forcing. Science, 325: 1114–1118 Overpeck J, Anderson D, Trumbore S, Prell W. 1996. The southwest Indian Monsoon over the last 18000 years. Clim Dyn, 12: 213–225 PAGES 2k Consortium. 2019. Consistent multidecadal variability in global temperature reconstructions and simulations over the Common Era. Nat Geosci, 12: 643–649 Prentice C, Guiot J, Huntley B, Jolly D, Cheddadi R. 1996. Reconstructing biomes from palaeoecological data: A general method and its application to European pollen data at 0 and 6 ka. Clim Dyn, 12: 185–194 Rojas O, Vrieling A, Rembold F. 2011. Assessing drought probability for agricultural areas in Africa with coarse resolution remote sensing imagery. Remote Sens Environ, 115: 343–352 Schulz M, Mudelsee M. 2002. REDFIT: Estimating red-noise spectra directly from unevenly spaced paleoclimatic time series. Comput Geosci, 28: 421–426 Shao X M, Huang L, Liu H B, Liang E Y, Fang X Q, Wang L L. 2005. Reconstruction of precipitation variation from tree rings in recent 1000 years in Delingha, Qinghai. Sci China Ser D-Earth Sci, 48: 939–949 Sheffield J, Wood E F, Roderick M L. 2012. Little change in global drought over the past 60 years. Nature, 491: 435–438 Shin S I, Sardeshmukh P D, Webb R S. 2010. Optimal tropical sea surface temperature forcing of North American drought. J Clim, 23: 3907–3917 Shindell D T, Schmidt G A, Miller R L, Rind D. 2001. Northern Hemisphere winter climate response to greenhouse gas, ozone, solar, and volcanic forcing. J Geophys Res, 106: 7193–7210 Shindell D, Rind D, Balachandran N, Lean J, Lonergan P. 1999. Solar cycle variability, ozone, and climate. Science, 284: 305–308 Steinhilber F, Abreu J A, Beer J, Brunner I, Christl M, Fischer H, Heikkilä U, Kubik P W, Mann M, McCracken K G, Miller H, Miyahara H, Oerter H, Wilhelms F. 2012. 9400 years of cosmic radiation and solar activity from ice cores and tree rings. Proc Natl Acad Sci USA, 109: 5967–5971 Tan M. 2014. Circulation effect: Response of precipitation δ18O to the ENSO cycle in monsoon regions of China. Clim Dyn, 42: 1067–1077 Tian L, Masson-Delmotte V, Stievenard M, Yao T, Jouzel J. 2001. Tibetan Plateau summer monsoon northward extent revealed by measurements of water stable isotopes. J Geophys Res, 106: 28081–28088 Torrence C, Compo G P. 1998. A practical guide to wavelet analysis. Bull Amer Meteorol Soc, 79: 61–78 Usoskin I G, Hulot G, Gallet Y, Roth R, Licht A, Joos F, Kovaltsov G A, Thébault E, Khokhlov A. 2014. Evidence for distinct modes of solar activity. Astron Astrophys, 562: L10 Van Campo E, Gasse F. 1993. Pollen- and Diatom-Inferred Climatic and Hydrological Changes in Sumxi Co Basin (Western Tibet) since 13000 yr B.P. Quat Res, 39: 300–313 Van Campo E, Cour P, Sixuan H. 1996. Holocene environmental changes in Bangong Co basin (Western Tibet). Part 2: The pollen record. Palaeogeogr Palaeoclimatol Palaeoecol, 120: 49–63 Wang K C, Dickinson R E. 2013. Contribution of solar radiation to decadal temperature variability over land. Proc Natl Acad Sci USA, 110: 14877–14882 Wang S Z, Chen G C, Bai Y P, Zhou G Y, Sun Q. 2005. Interrelation between plant species diversity and soil environmental factors in Bird Island of Qinghai Lake (in Chinese). Chin J Appl Ecol, 16: 186–188 Wang Y J, Cheng H, Edwards R L, He Y Q, Kong X G, An Z S, Wu J Y, Kelly M J, Dykoski C A, Li X D. 2005. The Holocene Asian monsoon: Links to solar changes and North Atlantic climate. Science, 308: 854–857 Westman W E. 1981. Diversity relations and succession in Californian coastal sage scrub. Ecology, 62: 170–184 White W B, Lean J, Cayan D R, Dettinger M D. 1997. Response of global upper ocean temperature to changing solar irradiance. J Geophys Res, 102: 3255–3266 Wu F L, Fang X M, Herrmann M, Mosbrugger V, Miao Y F. 2011. Extended drought in the interior of Central Asia since the Pliocene reconstructed from sporopollen records. Glob Planet Change, 76: 16–21 Wu J L, Yu Z C, Zeng H A, Wang N L. 2009. Possible solar forcing of 400-year wet-dry climate cycles in northwestern China. Clim Change, 96: 473–482 Xu D K, Lu H Y, Chu G Q, Liu L, Shen C M, Li F J, Wang C, Wu N Q. 2019. Synchronous 500-year oscillations of monsoon climate and human activity in Northeast Asia. Nat Commun, 10: 4105 Yan S. 1991. The characteristics of Quaternary spore-pollen assemblage and the vegetation succession in Xinjiang (in Chinese). Arid Land Geogr, 14: 1–9 Yang B, Qin C, Wang J L, He M H, Melvin T M, Osborn T J, Briffa K R. 2014. A 3500-year tree-ring record of annual precipitation on the northeastern Tibetan Plateau. Proc Natl Acad Sci USA, 111: 2903–2908 Yu G, Tang L Y, Yang X D, Ke X K, Harrison S P. 2001. Modern pollen samples from alpine vegetation on the Tibetan Plateau. Glob Ecol Biogeogr, 10: 503–519 Yu Z C, Ito E. 1999. Possible solar forcing of century-scale drought frequency in the northern Great Plains. Geology, 27: 263–266 Zhang K, Zhao Y, Yu Z C, Zhou A F. 2010. A 2700-year high resolution pollen record of climate change from varved Sugan Lake in the Qaidam Basin, northeastern Tibetan Plateau. Palaeogeogr Palaeoclimatol Palaeoecol, 297: 290–298 Zhao Y, Herzschuh U. 2009. Modern pollen representation of source vegetation in the Qaidam Basin and surrounding mountains, north-eastern Tibetan Plateau. Veg Hist Archaeobot, 18: 245–260 Zhao Y, Liu H Y, Li F R, Huang X Z, Sun J H, Zhao W W, Herzschuh U, Tang Y. 2012. Application and limitations of the Artemisia/Chenopodiaceae pollen ratio in arid and semi-arid China. Holocene, 22: 1385–1392 Zhao Y, Yu Z C, Chen F H, Liu X J, Ito E. 2008. Sensitive response of desert vegetation to moisture change based on a near-annual resolution pollen record from Gahai Lake in the Qaidam Basin, northwest China. Glob Planet Change, 62: 107–114 Zhao Y, Yu Z C, Liu X J, Zhao C, Chen F H, Zhang K. 2010. Late Holocene vegetation and climate oscillations in the Qaidam Basin of the north-eastern Tibetan Plateau. Quat Res, 73: 59–69 Zhou A F, Chen F H, Qiang M R, Yang M L, Zhang J W. 2007. The discovery of annually laminated sediments (varves) from shallow Sugan Lake in inland arid China and their paleoclimatic significance. Sci China Ser D-Earth Sci, 50: 1218–1224