[1]Shangguan D, Liu S, Ding Y,et al. Thinning and retreat of Xiao Dongkemadi Glacier, Tibetan Plateau, since 1993[J]. Journal of Glaciology, 2008, 54(188): 949-951. [2]Ding Y, Liu S, Li J,et al. The retreat of glaciers in response to recent climate warming in western China[J]. Annals of Glaciology, 2006, 43(1): 97-105. [3]Liu S Y, Shangguan D H, Ding Y J,et al. Glacier changes during the past century in the Gangrigabu Mountains, southeast Qinghai-Xizang (Tibetan) Plateau, China[J]. Annals of Glaciology, 2006, 43(1): 187-193. [4]Shi Y. Concise Glacier Inventory of China[M]. Shanghai: Shanghai Popular Science Press,2008. [5]Liu Shiyin, Ding Yongjian, Li Jing, et al. Glaciers inresponse to recent climate warming in western China[J]. Quaternary Sciences, 2006, 26(5): 762-771.[刘时银, 丁永建, 李晶,等. 中国西部冰川对近期气候变暖的响应[J]. 第四纪研究, 2006, 26(5): 762-771.] [6]Zhang Y, Liu S Y, Xu J L,et al. Glacier change and glacier runoff variation in the Tuotuo River Basin, the source region of Yangtze River in western China[J]. Environmental Geology, 2008, 56(1): 59-68. [7]Liu S, Ding Y, Shangguan D H,et al. Glacier retreat as a result of climate warming and increased precipitation in the Tarim River Basin, northwest China[J].Annals of Glaciology, 2006, 43(1): 91-96. [8]Wang Xin, Liu Shiyin. An overview of researchs on Moraine-dammed lake outburst flood hazards[J]. Journal of Glaciology and Geocryology, 2007, 29(4): 626-635.[王欣, 刘时银. 冰碛湖溃决灾害研究进展[J]. 冰川冻土, 2007, 29(4): 626-635.] [9]Zhang Xiangsong, Shi Yafeng. The snow and ice disasters and its tendency in future on China[J]. Journal of Nature Disasters, 1996, 5(2): 76-85.[张祥松, 施雅风. 中国的冰雪灾害及其发展趋势[J]. 自然灾害学报, 1996, 5(2): 76-85.] [10]Qi Long. Review and prospect of research on disasters from snow, glaciers and debris flow[J]. Journal of Glaciology and Geocryology, 1998, 20(3): 249-257. [祁龙. 冰川、积雪及泥石流灾害研究的回顾与设想[J]. 冰川冻土, 1998, 20(3): 249-257.] [11]Shen Yongping, Ding Yongjian, Liu Shiyin, et al. An increasing glacial lake outburst flood in Yarkant River, Karakorum in past ten years[J]. Journal of Glaciology and Geocryology, 2004, 26(2): 234.[沈永平, 丁永建, 刘时银,等. 近期气温变暖叶尔羌河冰湖溃决洪水增加[J]. 冰川冻土, 2004, 26(2): 234.] [12]Cheng Zunlan, Zhu Pingyi, Dang Chao, et al. Hazards of debris flow due to glacier-lake outburst in southeastern Tibet[J]. Journal of Glaciology and Geocryology, 2008, 30(6): 954-959.[程尊兰, 朱平一, 党超,等. 藏东南冰湖溃决泥石流灾害及其发展趋势[J]. 冰川冻土, 2008, 30(6): 954-959.] [13]Liu Shiyin, Cheng Guodong, Liu Jingshi. Jokulhlaup characteristics of lake Mertzbakher in the Tianshan Mountains and its relation to climate change[J]. Journal of Glaciology and Geocryology, 1998, 20(1): 30-35. [刘时银, 程国栋, 刘景时. 天山麦茨巴赫冰川湖突发洪水特征及其与气候关系的研究[J]. 冰川冻土, 1998, 20(1): 30-35.][14]Kang Ersi. A preliminary study on the drainage system in the ablation area of the Glacier No.1 at the source of Urumqi River[J]. Journal of Glaciology and Geocryology, 1991, 13(3): 219-228.[康尔泗. 乌鲁木齐河源1号冰川消融区排水系统初探[J]. 冰川冻土, 1991, 13(3): 219-228.] [15]Flowers G E. Subglacial modulation of the hydrograph from glacierized basins[J]. Hydrological Processes, 2008, 22(19): 3 903-3 918. [16]Björnsson H. Hydrological characteristics of the drainage system beneath a surging glacier[J]. Nature, 1998, 395(6 704): 771-774. [17]Clarke G K C. Hydraulics of subglacial outburst floods: New insights from the Spring-Hutter formulation[J]. Journal of Glaciology, 2003, 49(165): 299-313. [18]Hubbard B P, Sharp M J, Willis I C,et al. Borehole water-level variations and the structure of the subglacial hydrological system of Haut Glacier Darolla, Valais, Switzerland[J]. Journal of Glaciology, 1995, 41(139): 572-583. [19]Iken A. The effect of the subglacial water-pressure on the sliding velocity of a glacier in an idealized numerical-model[J]. Journal of Glaciology, 1981, 27(97): 407-421. [20]Iken A, Bindschadler R A. Combined measurements of subglacial water-pressure and surface velocity of Findelengletscher, Switzerland—Conclusions about drainage system and sliding mechanism[J]. Journal of Glaciology, 1986, 32(110): 101-119. [21]Iken A, Rothlisberger H, Flotron A,et al. The uplift of unteraargletscher at the beginning of the melt season—A consequence of water storage at the bed[J]. Journal of Glaciology, 1983, 29(101): 28-47. [22]Iken A, Truffer M. The relationship between subglacial water pressure and velocity of Findelengletscher, Switzerland, during its advance and retreat[J]. Journal of Glaciology, 1997, 43(144): 328-338. [23]Sugiyama S, Bauder A, Weiss P,et al. Reversal of ice motion during the outburst of a glacier-dammed lake on Gornergletscher, Switzerland[J]. Journal of Glaciology, 2007, 53(181): 172-180. [24]Zwally H J, Abdalati W, Herring T,et al. Surface melt-induced acceleration of Greenland ice-sheet flow[J]. Science, 2002, 297(5 579): 218-222. [25]Eyles N. The role of meltwater in glacial processes[J]. Sedimentary Geology, 2006, 190(1/4): 257-268. [26]Glasser N, Etienne J, Hambrey M,et al. Glacial meltwater erosion and sedimentation as evidence for multiple glaciations in west Wales[J]. Boreas, 2004, 33(3): 224-237. [27]Beaney C L, Shaw J. The subglacial geomorphology of southeast Alberta: Evidence for subglacial meltwater erosion[J]. Canadian Journal of Earth Sciences, 2000, 37(1): 51-61. [28]Björnsson H. Scales and rates of glacial sediment removal: A 20 km long, 300m deep trench created beneath Breidamerkurjokull during the little Ice Age[J]. Annals of Glaciology, 1996, 22: 141-146. [29]Hildes D H D, Clarke G K C, Flowers G E,et al. Subglacial erosion and englacial sediment transport modelled for North American ice sheets[J]. Quaternary Science Reviews, 2004, 23(3/4): 409-430. [30]Fowler A C, Ng F S L. The role of sediment transport in the mechanics of jokulhlaups[J]. Annals of Glaciology, 1996, 22: 255-259. [31]Willis I C, Richards K S, Sharp M J. Links between proglacial stream suspended sediment dynamics, glacier hydrology and glacier motion at Midtdalsbreen, Norway[J]. Hydrological Processes, 1996, 10(4): 629-648. [32]Huss M, Bauder A, Werder M,et al. Glacier-dammed lake outburst events of Gornersee, Switzerland[J]. Journal of Glaciology, 2007, 53(181): 189-200. [33]Sugiyama S, Bauder A, Huss M,et al. Triggering and drainage mechanisms of the 2004 glacier-dammed lake outburst in Gornergletscher, Switzerland[J]. Journal of Geophysical Research—Earth Surface, 2008, 113: F04019,doi.10.1029/2007JF000920. [34]Walder J S, Fountain A G. Glacier generated floods[C]∥Destructive Water: Water-Caused Natural Disasters, Their Abatement and Control. Proceedings of the Conference held at Anaheim, California, June 1996. International Association of Hydrological Sciences Public no. 239, 1997: 107-113. [35]Nienow P, Sharp M, Willis I. Seasonal changes in the morphology of the subglacial drainage system, Haut Glacier d'Arolla, Switzerland[J]. Earth Surface Processes and Landforms, 1998, 23(9): 825-843. [36]Rthlisberger H, Lang H. Glacial Hydrology[C]∥Gurnell A M, Clark M J,eds. Glacio-Fluvial Sediment Transfer—An Alpine Perspective. John Wiley and Sons, Chichester, New York, Toronto, Singapore,1987: 207-284. [37]Hubbard B, Nienow P. Alpine subglacial hydrology[J]. Quaternary Science Reviews, 1997, 16(9): 939-955. [38]Fountain A G, Walder J S. Water flow through temperate glaciers[J]. Reviews of Geophysics, 1998, 36(3): 299-328. [39]Stenborg T. Some viewpoints on the internal drainage of glaciers[J]. International Drainage of Glaciers, 1973, 95: 117-129. [40]Schuler T. Investigation of Water Drainage Through an Alpine Glacier by Tracer Experiments and Numerical Modeling[D].Zürich: Eidgenssische Technische HosChule Zürich,2002. [41]Jacobel R, Raymond C. Radio echo-sounding studies of Englacial water-movement in Variegated Glacier, Alaska[J]. Journal of Glaciology,1984, 30(104): 22-29.[42]Fountain A G, Jacobel R W, Schlichting R,et al. Fractures as themain pathways of water flow in temperate glaciers[J]. Nature, 2005, 433: 618-621. [43]Fountain A G, Schlichting R B, Jansson P,et al. Observations of englacial water passages: A fracture-dominated system[J]. Annals of Glaciology, 2005, 40(1): 25-30. [44]Raymond C F, Benedict R J, Harrison W D,et al. Hydrological discharges and motion of fels and Black-Rapids Glaciers, Alaska, USA-Implications for the structure of their drainage systems[J]. Journal of Glaciology, 1995, 41(138): 290-304. [45]Röthlisberger H. Water pressure in intra- and subglacial channels[J]. Journal of Glaciology, 1972, 11(62): 177-203. [46]Nye J F. Water at the bed of a glacier[C]∥Proceedings of the Cambridge Symposium,1969,International Association for Housing Science Nr.95,1973: 189-194.[47]Sharpe D R, Shaw J. Erosion of bedrock by subglacial meltwater, Cantley, Quebec[J]. Geological Society of America Bulletin, 1989, 101(8): 1 011-1 020. [48]Walder J, Hallet B. Geometry of former subglacial water channels and cavities[J]. Journal of Glaciological,1979, 23(89): 335-346. [49]Walder J S, Fowler A. Channelized subglacial drainage over a deformable bed[J]. Journal of Glaciology, 1994, 40(134): 3-15. [50]Ng F S L. Coupled ice-till deformation near subglacial channels and cavities[J]. Journal of Glaciology, 2000, 46(155): 580-598. [51]Walder J S. Hydraulics of subglacial cavities[J]. Journal of Glaciology, 1986, 32(1/2): 439-445. [52]Schoof C. The effect of cavitation on glacier sliding[J]. Proceedings of the Royal Society A—Mathematical Physical and Engineering Sciences, 2005, 461(2 055): 609-627. [53]Lliboutry L. General theory of subglacial cavitation sliding of temperate glaciers[J]. Journal of Glaciology, 1968, 7(49): 21-58. [54]Nienow P, Sharp M, Willis I. Temporal switching between englacial and subglacial drainage pathways: Dye tracer evidence from the Haut Glacier d′Arolla, Switzerland[J]. Geografiska Annaler Series A—Physical Geography, 1996, 78(1): 51-60. [55]Spring U, Hutter K. Conduit flow of a fluid through its solid phase and its application to intraglacial channel flow[J]. International Journal of Engineering Science, 1982, 20(2): 327-363. [56]Fountain A G. Borehole water-level variations and implications for the subglacial hydraulics of South Cascade Glacier, Washington-State, USA[J]. Journal of Glaciology, 1994, 40(135): 293-304. [57]Stenborg T. Delay of runoff from a glacier basin[J]. Geografiska Annaler, 1970, 52(1): 1-30. [58]Elliston G R. Water movement through the Gornergletscher[C]∥Symposium on the Hydrology of Glaciers. Proceedings of the Cambridge Symposium,7-13 September 1969. International Association for Housing Science Public 95, 1973: 79-84. [59]Fountain A G. Effect of snow and firn hydrology on the physical and chemical characteristics of glacial runoff[J]. Hydrological Processes, 1996, 10(4): 509-521. [60]Hock R, Hooke R L. Evolution of the internal drainage system in the lower part of the ablation area of Storglaciaren, Sweden[J]. Geological Society of America Bulletin, 1993, 105(4): 537-546. [61]Willis I C, Sharp M J, Richards K S. Studies of the water balance of Midtdalsbreen, Hardangerjkulen, Norway. II: Water storage and runoff prediction[J]. Zeitschrift fur Gletscher Kundeund Glazialgeoogie,1993,(27/28): 117-138. [62]Jobard S, Dzikowski M. Evolution of glacial flow and drainage during the ablation season[J]. Journal of Hydrology, 2006, 330(3/4): 663-671. [63]Liu Q, Liu S. Seasonal evolution of the englacial and subglacial drainage systems of a temperate glacier revealed by hydrological analysis[J]. Sciences in Cold and Arid Regions,2010, 2(1): 51-58. [64]Liu Qiao, Liu Shiyin. Seasonal evolution of englacial and subglacial drainage system of temperate glacier revealed by hydrological analysis[J]. Journal of Glaciology and Geocryology, 2009, 31(5): 857-865.[刘巧, 刘时银. 温冰川冰内及冰下水系季节演化及其水文学分析[J]. 冰川冻土, 2009, 31(5): 857-865.] [65]Hannah D M, Angela M G, McGregor G R. A methodology for investigation of the seasonal evolution in proglacial hydrograph form[J]. Hydrologic Processes,1999, 13(16): 2 603-2 621. [66]Hannah D M, Barnaby P G S, Angela M G,et al. An approach to hydrograph classification[J]. Hydrological Processes, 2000, 14(2): 317-338. [67]Hannah D M, Gurnell A M. A conceptual, linear reservoir runoff model to investigate melt season changes in cirque glacier hydrology[J]. Journal of Hydrology, 2001, 246(1/4): 123-141. [68]Hagen J O. Glacier surge at Usherbreen, Svalbard[J]. Polar Research, 1987, 5(2): 239-252. [69]Walder J S, Driedger C L. Frequent outburst floods from South Tahoma Glacier, Mount-Rainier, USA—Relation to debris flows, meteorological origin and implications for subglacial hydrology[J]. Journal of Glaciology, 1995, 41(137):1-10. [70]Stearns L A, Smith B E, Hamilton G S. Increased flow speed on a large East Antarctic outlet glacier caused by subglacial floods[J]. Nature Geoscience, 2008, 1(12): 827-831. [71]Haeberli W. Frequency and characteristics of glacier floods in the Swiss Alps[J]. Annals of Glaciology, 1983, 4: 85-90. [72]Clarke G K C. Subglacial processes[J]. Annual Review of Earth and Planetary Sciences, 2005, 33: 247-276. [73]Cuffey K M, Paterson W S B. The Physics of Glaciers[M]. Netherlards: Elsevier, 2010. [74]Bingham R G, Nienow P W, Sharp M J. Intra-annual and intra-seasonal flow dynamics of a High Arctic polythermal valley glacier[J]. Annals of Glaciology,2003, 37(1): 181-188. [75]Bingham R G, Nienow P W, Sharp M J,et al. Subglacial drainage processes at a High Arctic polythermal valley glacier[J]. Journal of Glaciology, 2005, 51(172): 15-24. [76]Willis I C. Interannual variations in glacier motion—A review[J]. Progress in Physical Geography, 1995, 19: 61-106. [77]Kavanaugh J L, Clarke G K C. Abrupt glacier motion and reorganization of basal shear stress following the establishment of a connected drainage system[J]. Journal of Glaciology, 2001, 47(158): 472-480. [78]Jansson P. Dynamics and hydrology of a small polythermal valley glacier[J]. Geografiska Annaler Series A—Physical Geography, 1996, 78(2/3):171-180. [79]Paterson W S B. The Physics of Glaciers[M].Oxford: Pergamon Press,1981. [80]Joughin I, Das S B, King M A,et al. Seasonal speedup along the western flank of the Greenland ice sheet[J]. Science, 2008, 320(5 877): 781-783. [81]Shepherd A, Hubbard A, Nienow P,et al. Greenland ice sheet motion coupled with daily melting in late summer[J]. Geophysical Research Letters, 2009, 36: L01501,doi:10. 1029/2008GL035758. [82]Bartholomew I, Nienow P, DouglasMair,et al. Seasonal evolution of subglacial drainage and acceleration in a Greenland outlet glacier[J]. Nature Geoscience, 2010, 3(6): 408-411. [83]Van de Wal R S W, Boot W, Van den Broeke M R,et al. Large and rapid melt-induced velocity changes in the ablation zone of the Greenland Ice Sheet[J]. Science, 2008, 321(5 885): 111-113. [84]Schoof C. Ice-sheet acceleration driven by melt supply varialbility[J]. Nature, 2010, 468(7 325): 803-806. [85]Magnusson E, Bjornsson H, Rott H,et al. Reduced glacier sliding caused by persistent drainage from a subglacial lake[J]. The Cryosphere Discussions, 2009, 3(2):561-578. [86]Kamb B, Raymond C F, Harrison W D,et al. Glacier surge mechanism—1982-1983 surge of variegated Glacier, Alaska[J]. Science, 1985, 227(4 686):469-479.[87]Gurnell A, Hannah D, Lawler D. Suspended sediment yield from glacier basins[J]. Erosion and Sediment Yield: Global and Regional Perspectives, 1996,(236): 97-104. [88]Alley R B, Lawson D E, Evenson E B,et al. Glaciohydraulic supercooling: A freeze-on mechanism to create stratified, debris-rich basal ice: II. Theory[J]. Journal of Glaciology, 1998, 44(148): 563-569. [89]Anderson S P, Fernald K M H, Anderson R S,et al. Physical and chemical characterization of a spring flood event, Bench Glacier, Alaska, USA: Evidence for water storage[J]. Journal of Glaciology, 1999, 45(150): 177-189. [90]Murray T, Clarke G K C. Black-box modeling of the subglacial water-system[J]. Journal of Geophysical Research—Solid Earth, 1995, 100(B6): 10 231-10 245. [91]Fischer U H, Clarke G K C. Review of subglacial hydro-mechanical coupling Trapridge Glacier, Yukon Territory, Canada[J]. Quaternary International, 2001, 86(1): 29-43. [92]Anderson S P, Longacre S A, Kraal E R. Patterns of water chemistry and discharge in the glacier-fed Kennicott River, Alaska: Evidence for subglacial water storage cycles[J]. Chemical Geology, 2003, 202(3/4): 297-312. [93]Boulton G S, Lunn R, Vidstrand P,et al. Subglacial drainage by groundwater-channel coupling, and the origin of esker systems: Part Ⅱ—Glaciological observations[J]. Quaternary Science Reviews, 2007, 26(7/8):1 067-1 090. [94]Boulton G S, Lunn R, Vidstrand P,et al. Subglacial drainage by groundwater-channel coupling, and the origin of esker systems: Part II—Theory and simulation of a modern system[J]. Quaternary Science Reviews, 2007, 26(7/8):1 091-1 105. [95]Liu Gengnian, Zhang Yue, Fu Haiyong, et al. Sedimentary characteristics and subglacial processes of the glacial deposits in Hailuogou Glacier, Gongga Mountain[J]. Journal of Glaciology and Geocryology, 2009, 31(1): 68-74.[刘耕年, 张跃, 傅海荣,等.贡嘎山海螺沟冰川沉积特征与冰下过程研究[J]. 冰川冻土, 2009, 31(1): 68-74.] [96]Smart C C. Artificial tracer techniques for the ditermination of the structure of conduit aquifers[J]. Ground Water, 1989, 26(4): 445-453. [97]Paper W. Water Tracing, In Situ Dye Fluorometry and the YSI 6130 Rhodamine WT Sensor[Z]. Y S I Environmental, 2001. [98]Goldscheider N, Meiman J, Pronk M,et al. Tracer tests in karst hydrogeology and speleology[J]. International Journal of Speleology, 2008, 37: 27-40. [99]Campbell W J, Rasmussen L A. The production, flow and distribution of melt water in a glacier treated as a porous medium[C]∥Union Internationale d’ Hydrologie Scientifque. Commission de Neiges et Glaces. Symposium on the Hydrology of Glaciors. Cambridge,1973: 11-27. [100]Sieger R. Formation des Causs das glaciers (Karst-farmen der Gletscher)[J]. Archives des Sciences Physiques et Naturelles,1895, 34: 494-495. [101]Mavlyudov B R. Glacial karst, why it important to research Ledeniki Psevdokras[J]. Acta Carsologica, 2006, 35(1): 55-67. [102]Stenborg T. Studies of the internal drainage of glaciers[J]. Geografska Annaler, 1969, 51(1/2): 13-41. [103]Behrens H, Bergmann H, Moser H. On the water channels of the internal drainage system of the Hintereisferner, Otztal Alps, Austria[J]. Journal of Glaciology, 1975, 14: 375-382. [104]Krimmel R M, Meier M F, Tangborn W V. Water flow through a temperate glacier[C]∥The Role of Snow and Ice in Hydrology Symposium. UNESCO-WMO-IASH Publication,1973, 107:401-416. [105]Theakstone W H, Knudsen N T. Dye tracer tests of water movement at the glacier Austre Okstindbreen, Norway[J]. Norsk Geografsk Tidsskrit, 1981, 35(1): 21-28. [106]Schuler T, Fischer U H, Gudmundsson G H. Diurnal variability of subglacial drainage conditions as revealed by tracer experiments[J]. Journal of Geophysical Research,2004, 109:F02008,doi:10.1029/2003JF000082. [107]Hasnain S I, Jose P G, Ahmad S,et al. Character of the subglacial drainage system in the ablation area of Dokriani Glacier, India, as revealed by dye-tracer studies[J]. Journal of Hydrology, 2001, 248(1/4): 216-223. [108]Hock R, Iken A, Wangler A. Tracer experiments and borehole observations in the overdeepening of Aletschgletscher, Switzerland[J]. Annals of Glaciology, 1999, 28(1): 253-260. [109]Nienow P W, Sharp M, Willis I C. Velocity-discharge relationships derived from dye tracer experiments in glacial meltwaters:Implications for subglacial flow conditions[J]. Hydrological Processes, 1996, 10(10): 1 411-1 426. [110]Fountain A G. Geometry and flow conditions of subglacial water at South Cascade Glacier, Washington-State, USA—An analysis of tracer injections[J]. Journal of Glaciology, 1993, 39: 143-156. [111]Seaberg S Z, Seaberg J Z, Hooke R L,et al. Character of the englacial and subglacial drainage system in the lower part of the Ablation area of Storglaciaren, Sweden, as revealed by dye-trace studies[J]. Journal of Glaciology, 1988, 34: 217-227. [112]Weertman J. General theory of water flow at the base of a glacier or ice sheet[J]. Reviews of Geophysics, 1972, 10(1): 287-333. [113]Hooke R L. On the role of mechanical energy in maintaining subglacial water conduits at atmospheric pressure[J]. Journal of Glaciology, 1984, 30(105): 180-187. [114]Kamb B. Glacier surge mechanism based on linked cavity configuration of the basal water conduit system[J]. Journal of Geophysical Research, 1987, 92(B9): 9 083-9 100. [115]Flowers G E, Clarke G K C. A multicomponent coupled model of glacier hydrology—1. Theory and synthetic examples[J]. Journal of Geophysical Research—Solid Earth, 2002, 107:2 287,doi:10.1029/2001JB001122. [116]Flowers G E, Clarke G K C. A multicomponent coupled model of glacier hydrology—2. Application to Trapridge Glacier, Yukon, Canada[J]. Journal of Geophysical Research—Solid Earth, 2002, 107:2 288,doi:10.1029/2001JB001124. [117]Flowers G E, Bjornsson H, Palsson F. New insights into the subglacial and periglacial hydrology of Vatnajkull, Iceland, from a distributed physical model[J]. Journal of Glaciology, 2003, 49(165): 257-270. [118]Carlson A E, Jenson J W, Clark P U. Modeling the subglacial hydrology of the James Lobe of the Laurentide Ice Sheet[J]. Quaternary Science Reviews, 2007, 26(9/10): 1 384-1 397. [119]Lesemann J E, Brennand T A. Regional reconstruction of subglacial hydrology and glaciodynamic behaviour along the southern margin of the Cordilleran Ice Sheet in British Columbia, Canada and northern Washington State, USA[J]. Quaternary Science Reviews, 2009, 28(23/24):2 420-2 444,doi:10.1016/j.quascirev.2009.04.019. |