, ( abp, Q ), ( abp, Q ), ( abp, Q 3 3 ), abp

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1 A CTA GEO GRA PH ICA S IN ICA V o l. 55, N o. 5 Sep., 2000 : (2000) , (, ) : 60,, , (5 9 ), (3 4 ), (2 3 ), (1 2 )( ), : ; ; : P53416; P467: A, ( abp, Q ), ( abp, Q ), ( abp, Q 3 3 ), abp,, 2, 7 10 ; ( ), 5 7,, 1, 24 N,, TN TC T S ST S ( ) 1 F ig11 T rop ical zone at p resent in Ch ina : ; : : ( ) [ Foundation Item: N ational N atural Science Foundation of China, N o ] : (19352 ),,, E2m ail: zw q@adsti- b21gis1sti1gd1cn

2 F ig12 T he no rth and south lim its of no rthern trop ical zone at p resent in Ch ina 6 8 N,,, ( 1) 2,, ( 3) 111, 23 N 18 N 1, 14, [1 ] , 23 24, 27, ( 3), STN ST S TN TC T S 1 14 ( 1) ( ) 3 F ig13 L ocation of trop ical zone during the last glacial m axim um in Ch ina

3 5 : O - 114, [2 ] 18 O 18 O 1, 116, 215, KSO 1,, g 412%, g 816%, g 24% [3 ] , abp,, m m, 3 [4 ] 112, ( 4) 1 Ξ Tab11 Sea surface paleotemperature of the South Ch ina Sea at the last glac ial max imum g g 1 RC V V SO 492KL N GGC GGC GGC GGC N S RC N S SCS Ξ [ 1 ] 4 F ig14 L ocations of the no rthern trop ical and southern subtrop ical during the last glacial m axim um in Ch ina

4 ( 1), ( 15 17, ) Q 4, abp abp,, [5 ] ( 1 2 ), abp ; 1513%, 517% [4 ], RC ( 1), abp, abp 45%, [6 ] 5SL, Globo ro talia crassafo rm is abp, 3515, 3416,, [7 ] ( abp) [8 ], abp,, 4 [9 ], abp,, ( abp) ;, 500m, abp,,, [10 ], abp,,, , 500 mm, [11 ] N (),, abp, m, 3 5, 16 19,, abp, [12 ],,,, 2 78%, 1814, 4, [13 ], abp ( abp),, ( abp) ; ( abp) [8 ],, 0198 ( ), 4116 ( ), abp., 1986.

5 5 : 591, abp, 10% m, (2 800 m ), 118, (1415 ), [14 ], abp,, m, m, 315, 1418, [15 ] 18 (24 6 N ),, 23 N 18 N, 016 g1, 3 24 N 22 N ( 4), ( 4), 2 29 N 23 N, 4,, m,, m,, ( ) 2 (98 E), (122 E), E,,,, mm,,,,, mm, m, ; m, : 211,, 5 9 [16 ] abp, abp,, 7 ( abp) N 20 N, 4 mm ga, m abp, m [17 ] m, , 23 24, 1, ; 24 27, ,, , 2710, ; , 2716, , 3, abp, (1 2 ),,, 1g5,, 1,, , ; , 13

6 , 213,,, abp 70% 90%, [18 ] 18 O 13 C, abp 1811, 20, 2 [19 ] 214, E ( 260 m ), abp, 80%, m, 6, [20 ] 18 O 13 C, abp, 4, 19, [21 ] abp,, 5 10 [22 ] 17,, abp, ; abp,,, abp, abp [23 ], 20 m, 5 14 m, abp; 25 m 2 4 m abp,,,,,,, abp,,, ( abp)( abp) abp,, ( 0175), ( 0163) [24 ] 215,, (3 800 m ) (3 810 m ) m,, abp [25 ] m, 15 21, mm abp,, [26 ], ;, ;,,,,, 3, 6 [4 ],,,,, ;,,,,,

7 5 : 593,,,, (References) : [ 1 ] W ang P inxian, W ang L uejiang. Sea surface circulation and paleo temperature of the South Ch ina Sea at the last glaciation[a ]. In: Ye Zhizheng. L ate Q uaternary Paleoceanography of the South China Sea [C ]. Q ingdao: O cean U niversity P ress, ( In Ch inese) [,. [A ]. :. [C ]. :, ] [2 ] H uang Baoqi. Co rrelation betw een fo ram iniferal fragm entation and oxygen iso tope in deep2w ater sedim ents of w estern South Ch ina Sea[J ]. Q uaternary S ciences, 1998 (4): 27., 1998 (4): 27. ] ( In Ch inese) [. [J ]. [3 ] Zhao Yunyun. T he impagidinium from late P leistocene to Ho locene in the South Ch ina Sea [J ]. A cta M icrop alaeontolog ica S inica, 1992, 9 (3): ( In Ch inese) [. [J ]., 1992, 9 (3): ] [4 ] Sun X iangjun, Chen Xudong, L uo Yunli et al. A n insigh t into paleovegetation on the em erged shelf at the last glaciation: po llen data of the South Ch ina Sea[J ]. A cta B otanica S inica, 1999, 41 (9): [J ]., 1999, 41 (9): ] ( In Ch inese) [,,. [5 ] L u Houyuan, Guo Zhengtang, W u N aiqin. Paleomonsoon and H einrich event from paleonto logy in L oess p lateau and the shelf of the South Ch ina Sea[J ]. Q uaternary S ciences, 1996 (1): H einrich [J ]., 1996 (1): ] ( In Ch inese) [,,. [ 6 ] D uan W eiw u. Calcareous nannofo ssils from two deep2sea co res in the no rthern South Ch ina Sea [J ]. A cta M icrop alaeontolog ica S inica, 1985, 2 (1): ] ( In Ch inese) [. [J ]., 1985, 2 (1): 922 [ 7 ] Q ian J inxin, Zeng Chengkai. A new evidence of paleonto logy and litho logy in the sedim entary co re of the South Ch ina Sea[J ]. S cience in Ch ina (S eries B ), 1993, 23 (1): (B ), 1993, 23 (1): ] ( In Ch inese) [,. [J ]. [8 ] Chen Shuixia, W ang J iangke, Zhong Yuem ing et al. Study on the am ino acid ages of fo ssils teeth and m ixed2depo sition phenom enon in som e caves[j ]. A cta S cientiarum N atu ralium U niversitatis S uny atseni, 1995, 34 (3): ( In Ch inese) [,,. [J ]. ( ), 1995, 34 (3): ] [ 9 ] Zheng Zhuo, L ei Zuoqi. Paleoflo ra and paleoeco logy during the last 400, 000 years in the vo lcanic terrace of the L eizhou Peninsula [J ]. S upp lem ent to the J ou rnal S uny atsen U niversity, 1992: ( In Ch inese) [,. 40 [J ]., 1992: ] [ 10 ] J i Hongxiang. Paleoclim atic fluctuations and m amm als in the Ho locene m egatherm al in Ch ina [J ]. M arine Geoeogy and Q uaternary Geology, 1996, 16 (1): (1): ] ( In Ch inese) [. [J ]., 1996, [11 ] T ang L ingyu. Paleoflo ra and paleoclim ate during the last 40, 000 years in M enghai region of Yunnan [J ]. A cta M icrop aleontolog ica S inica, 1992, 9 (4): ] ( In Ch inese) [. [J ]., 1992, 9 (4): [ 12 ] Chen W enrui. C lim ate environm ent evo lution from the late Q uaternary spo ropo llen analysis in J iulongjiang estuarine p lain [J ]. J ou rnal of O ceanog rap hy in T aiw an S trait, 1998, 17 (1): [J ]., 1998, 17 (1): ] ( In Ch inese) [. [ 13 ] Yim W S. Paleoenvironm ent and sedim entary of the late Q uaternary in Hong Kong[J ]. S ou th Ch ina S eism olog ical J ou rnal, 1988, 8 (3): ( In Ch inese) [. [J ]., 1988, 8 (3): ] [ 14 ] W u Yushu, Chen Yinshuo, X iao J iayi. A p relim inary study on vegetation and clim ate changes in D ianch i lake area in the last 40, 000 years[j ]. A cta B otanica S inica, 1991, 33 (6): [J ]., 1991, 33 (6): ] ( In Ch inese) [,,.

8 [15 ] Q in Yong. Paleovegetation, palaeoclim ate and paleoenvironm ent from the late P leistocene spo ropo llen analysis in T engchong basin, Yunnan [J ]. M arine Geology and Q uaternary Geology, 1992, 12 (1): [J ]., 1992, 12 (1): ] ( In Ch inese) [. [16 ] T sukada M. V egetation in subtrop ical Fo rmo sa during the P leistocene glaciation and the Ho locene [ J ]. P alaeog eog rap hy P alaeoclim atology P alaeoecology, 1967 (3): [ 17 ] Song Zhangqing, Zhao Chunian. D iscover of Q uaternary glacial rem ains and its significance in T aiw an p rovince, Ch ina[j ]. P rog ress in Geog rap hy, 1999, 18 (1): , 18 (1): ] ( In Ch inese) [,. [J ]., [18 ] Zheng Fen. L ate Q uaternary palyno logical assem blage in Fuzhou p lain[j ]. T aiw an S trait, 1986, 5 (2): ( In Ch inese) [. [J ]., 1986, 5 (2): ] [19 ] Houg A sh i, Peng Zicheng, L i P ing et al. O n the paleo temperature during late Q uaternary from iso tope of the stalagm ite in T ian e cave of N inghua, Fujian[J ]. Geoch im ca, 1995, 24 (2): [J ]., 1995, 24 (2): ] ( In Ch inese) [,,. [ 20 ] X iao J iayi, W ang J ian, A n Zh isheng et al. Evidence fo r the Younger D ryas Event in the eastern part of N anling region [J ]. A cta B otanica S inica, 1998, 40 (11): , 1998, 40 (11): ] ( In Ch inese) [,,. [J ]. [21 ] Zhang M eiliang, Yuan D aoxian, L in Yush i et al. A ges and paleoclim ate m eanings of a stalagm ite from X iangshui cave at Guanyang county, Guangxi[J ]. Carsolog ica S inica, 1998, 17 (4): ( In Ch inese) [,,. [J ]., 1998, 17 (4): ] [22 ] Guo Xudong. P relim inary study on Q uaternary clim ate in Ch ina[j ]. J ou rnal of G laciology and C ry op ed ology, 1984, 6 (1): ( In Ch inese) [.., 1984, 6 (1): ] [ 23 ] Zhang Yulan. T he po llen mo rpho logical characters of Sonneratia L. and its paleoenvironm ent m eanings in Ch ina[j ]. M arine Geology and Q uaternary Geology, 1997, 17 (2): , 1997, 17 (2): ] ( In Ch inese) [. [J ]. [ 24 ] L u W ei, W u Bao lu. R emoval of paleoanth ropo logy and clim ate change during the late Q uaternary in Ch ina [J ]. A cta Geog rap h ica S inica, 1997, 52 (5): , 52 (5): ] ( In Ch inese) [,. [J ]., [25 ] Zhang M aoheng, H uang Q iaohua. D iatom and environm ent evo lution during the late P leistocene in Caohai lake of Kunm ing [J ]. Y unnan Geog rap h ic E nv ironm ent R esearch, 1993, 5 (1): [J ].,, 1993, 5 (1): ] ( In Ch inese) [,. [ 26 ] Zheng Zhuo. D istribution of D acrydium in south Ch ina during the late Q uaternary[j ]. A cta B otanica S inica, 1991, 33 (2): ( In Ch inese) [. [J ]., 1991, 33 (2): ] The Sh if t of Trop ical Zone D ur ing The Last Glac ialm ax im um in Ch ina HUAN G Zhen2guo, ZHAN G W ei2qiang (Guang z hou Institu te of Geog rap hy, Guang z hou , Ch ina) Abstract: A cco rd ing to p a leoenvironm en t ana lyses of abou t six ty sam p les includ ing spo ropo llen, oxygen iso tope, sedim en tary, diatom, nannofo ssil, m amm al, stalagm ite, co ral reef, glacial rem ain, etc., location changes of trop ical and sou thern sub trop ical zones du ring the last glacial m ax im um in Ch ina are discu ssed in th is papeṙ Comparing w ith p resen t lim its, the no rth lim it of cen tral trop ics moved sou thw ard by

9 5 : 595 five latitudes w ith an amp litude of drop in temperatu re of abou t 3. T he no rth lim it of no rthern trop ics moved sou thw ard by tw o latitudes and the drop in temperatu re w as less than 2. T he no rth lim it of sou thern sub trop ics experienced the largest moving distance and amp litude in temperatu re drop, being the six latitudes and fou r degress respectively. T he longitude zonal differen tiation is also obviou s. east to w esṫ F ive region s can be divided from T he largest amp litude of temperatu re drop is 5 9 in T aiw an Island, and the second is 3 4, occu rring in Guangdong, Guangx i and H ainan p rovinces. T he drop amp litude in w ater temperatu re of in w in ter w as con siderab ly large in the Sou th Ch ina Sea bu t its summ er temperatu re w as sim ilar to that at p resen ṫ In sou tern Fu jian and eastern Guangdong the amp litude w as relative sm all, being 2 3, and the m in im um of 1 2 w as on ly found in sou thern Yunnan. T he paleoenvironm en tal condition s at that tim e tended to be mo re co ld and w et generally excep t sou thern Fu jian and Sou th Ch ina Sea w here the trend w as co ld and dry. T he drop in temperatu re in Ch ina s trop ical zones is a resu lt of the up lift of the T ibetan P lateau w ith an accelerated rate of mm ga du ring the late P leistocene w h ich aggravated the w o rsen ing of clim ate du ring glacial period. Key words: L ast glacial m ax im um ; trop ical zone; Ch ina : BM 1153 : 8100 : : 99 : : (010) :