: (2010) (, 1992) (, 2002), 20 E; km 2 (, sina1com

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1 : (2010) ( ) 1, 1, 2, 3, 1, 1, 1 (11, ; 21, ; 31, ) :, (A H P),,,,, : ; ; ; : X141 : A, (, 1992), ( ), ( ) (, 2004) ( ) ( ) : E; N km 2,,, 2000) (,,, (, 2002), (, 2000), (, 2001),,, : ; : : 1 25 ( ) : (19832),,,,, E2m ail: sia1com

2 138 N OR T H W ES T ERN GEOL OGY (T he A alytic H ieraechy P rocces, A H P), ( ), (, 2006),,,,, 2,,,, 211,, (, 2001) : (1) : (2) : (3) : (4) : (5) : (6) :,,,,,,, 212,,,, 25, (, 2007) ( 1) 213 (1) (g 1) : 1 F ig11 M odel h ierarch ic structural rep reseatio of source regio of Yagtze R iver eco logial evirom et

3 1 : ( ) 139, : m (2) (g 2) : : km gkm 2 (3) (g 3) : : (4) (g 4) :,, : g (5) (g 5) :, RQD (6) (g 1) : : m ggkg (7) (g 2) : : % (8) (g 3) :,,, (9) (g 1) :, (10) (g 2) : : (L gs km 2 ) (11) (g 1) : 5 : % (12) (g 2) : : m 3 gh (13) (g 3) : 10 : % (14) (g 1) : (), : mm ga (15) (g 2) :, : mm ga (16) (g 1) :,, : KJgkm 2 (17) (g 2) :,,, : (18) (g 1) : () (), : % (19) (g 2) : 5 (20) (g 1) : : gm 2 (21) (g 2) :,, = g (22) (g 1) : : gkm 2 (23) (g 2) : ( ),, = ( g ) 100% : % (24) (g 1) : (25) (g 2) : 214, 1

4 140 N OR T H W ES T ERN GEOL OGY T ab11 L ist of evaluatio idex system of source regio of the Yagtze R iver s geo logical evirom et vulerabilities (g 1) (g 2) (g 3) (g 4) (g 5) (g 1) (g 2) (g 3) (g 1) (g 2) (g 1) (g 2) (g 3) (g 1) (g 2) (g 1) (g 2) (g 1) (g 2) (g 1) (g 2) (g 1) (g 2) (g 1) (g 2) < > 500 < > < > 7 > > < > 6 0 < 10% 10% 40% > 40% < < > 600 < > 500 < > 2000 < 10% 10% 30% 30% 70% > 70% 0 < > 400

5 1 : ( ) 141 3,,,, 1 9,, ( 2) (, 2006) 3 :,, ;,, ;,, (, 2005) :,,,,, 2 T ab12 Yagtze R iver m ai eco2geo2evirom etal quality2sesitive facto r w eigh ts ad th resho lds (C i) (g 1) (g 2) (g 3) (g 4) (g 5) (g 1) (g 2) (g 3) (g 1) (g 2) (g 1) (g 2) (g 3) (g 1) (g 2) (g 1) (g 2) (g 1) (g 1) (g 2) (g 2) (g 1) (g 2) (g 1) (g 2)

6 142 N OR T H W ES T ERN GEOL OGY 2010, : W 2 = ( ) 2 : 2,, : (C I ) C I = ; (CR ) CR = C I gr I = ,, ( 2) : E = i= 1 i (, = 1, 2, 25) : E ; W i ; E i i 10,,,,, : E = A a + B b+ C c+ D d + E e+ F f + G g + H h + I i + J j (, 2002) : A B C D E F G H I J 10 ; a b c d e f g h i j 10,, 4, (, 2002) ( 3 2) 2 F ig12 Yagtze R iver eco2evirm etal quality evaluatio of the geo logical m ap

7 1 : ( ) T ab13 Gradig stadards of source regio of the Yagtze R iver s geo logical evirom et quality (E ) E > 5 4 E < 5 3 E < 4 E < 3, (3 D H < 4),, ,,,, ( ), ( ),,, I i 1, ;, I i 0, ; (m it i< a i< m axt i), : a i I i= logm axt i m it i : I i ; T i ; a i, 0 1 C ii i i= 1 (, i= 1, 2, 25), E F I = C ii i i= 1 C i i= 1, : C ii i 012 i= 1 : E F I ; C i (i= 1, 2, 25),,, (, 2002) ( 4) 4 T ab14 Gradig stadards of source regio of the Yagtze R iver s geo logical evirom et vulerabilities1 (E F I ) E F I < E F I< E F I < 210 E F I , : ( 4), (011 E F I < 110) 20, 817%, 22194%, 59167%, 8169%,, g 20,,, 5

8 144 N OR T H W ES T ERN GEOL OGY 2010,,, 53131%,,,,,,, 22196%, 12123%,,,,, 7137% 4113%,,,, (R efereces) :,,, 1 [M ] 1, J i L a, W ag Zhegtag, Zhu X iuli, et al1evirom et ad Eco logy [M ] 1H igher Educatio P ress, Beijig, 19921,, 1 [M ] 1, H ai R eti, W ag W exig, et al1evaluatio of the eco logical evirom e t, p la ig ad m aagem e t [M ] 1Ch ia Evirom etal Sciece P ress, ( ) [M ] 1 :, Q ighail ocal Cho rography Codificatio Comm ittee, Q ighai p rovicial cho rography ( seve) cho rography of o rigis of Yagtze R iver, Yellow R iver ad L acag R iver [M ] 1Yellow R iver Coservacy P ress, Zhegzhou, 20001,, [R ] Zhag Seqi, W ag Yoggui, et al11 25 m illio geo logical evirom et survey i Yellow R iver source regio [R ] [M ] 1 :, W u J iaguo1l adscape Eco logy [M ] 1H igher Educatio P ress, Beijig, 20001,, 1 [M ] 1 :, Fu Bo jie, Che L idig, et al1p ricip les of ladscape eco logy ad the app licatio [M ] 1 Sciece P ress Beijig, 20011,, 1 [J ] 1, 2006, 27 (5): L i Sog, Q iu w ei, et al1a pp lyig A alytical H ierarchy P rocess to A ssess Eco2Evirom et Q uality of H eilogjiag P rovice [ J ] 1 Evirom etal Sciece, (5): ,, 1,, 2001, (5): ZHU X iaohua, YAN G X iuchu et al1a pp licatio of A H P M ethod i R egioal Eco2evirom etal Q uality Evaluatio [ J ] 1L ad ad R esources M aagem et T echo logy, 2001, (5): ,,, 1 [J ] 1, 2007, 17 (2): Zhag Seqi, W ag Yoggui, Zhu H ua, et al1som e T heo retical P roblem s I Eco2Evirom etal Geo logy [J ] 1Joural of Q ighai Evirom et, 2007, 17 (2): ,, 1 [J ] 1, 2006, 17 (2): H u A ya, Guo Sheglia, et al1eco logic Evirom e t Q uality fuzzy com p rehesive evaluatio i the Ilad river basi [ J ] Joual of Geo logica H azards ad Evirom et P reservatio, (2): ,,, 1

9 1 : ( ) 145 [J ] 1, 2005, 71 Zhou H uaku, Zhao X iqua, Zhou L i, et al1a pp licatio of A alytic H ierachy P rocess o the A lp ie Grasslad D egradatio i the Source R egio of the Yagtze ad Yellow R ivers [J ] 1Scietific R esources, 2005, 71,, 1 (A H P) [J ] 1, Yag Shu, Chu Yu et al1a pp licatio of A alytic H ierachy P rocess ( A H P ) i the evaluatio of the Geo2 evirom e tal quality i the Sagjiag p lai [J ] 1 Geo logical Bulleti of Ch ia, [S ] 1, State A dm iistratio of Evirom et, Eco logical fuctio zoig tem po rary techical po it of, o rder, ,, 2002, 71 Yu X iaoga1ecom ic Sigificaece of Eco2Evirom etai P ro tectio ad T he delieatio of Eco logical fuctioal zoes i Yagtze R iver V alley [ J ] 1 Yagtze R iver R esources ad Evirom et, 2002, 71 The Applicatio of Aalytic H ierarchy Process (AHP) i Source Reg io of the Yagtze R iver s Geolog ical Ev irom e t Quality (Vulerabilities) Evaluatio ZH EN G Chag2yua 1, ZHAN G Q i2x ig 1, J IA Ju 2, T IAN Cheg2x iu 3, SH IW ei2dog 1, X IN Yua2hog 1, SHAN G X iao2gag 1 (11H y d rog eology ad E g ieerig Geology P rosp ectig Istitu te of Q ig ha i P rov ice, X i ig, , Ch ia; 2. E v irom e ta l Geology P rosp ectig B u reau of Q ig ha i P rov ice, X i ig, , Ch ia, 3. Geolog ica l S u rvey of Q ig ha i, X i ig, , Ch ia) Abstract: U sig the oppo rtu ity of basic eco2geo logical evirom e t su rvey data from the sou rce regio of Yagtze R iver, w e p ropo se a idex system of eco2geo logical evirom e t fo r th is regio by adop tig the aalytic h ierarchy p rocess (A H P ) model ad fially delieates the regioal eco2geo2evirom e tal quality idexes. T hese m ake a qua titative aalysis of eco2geo logical evirom e tal chages of th is sou rce regio area from a b rad ew po i t o the qualitative basis, idicatig that the m ai facto r affectig the eco logical evirom r t i th is area is the chage i evirom e t of a im als ad p la tṡ fu rther mo re, th is fact reveals the fu tu re developm e t tred of the eco2geo logical evirom e t of th is area, resu ltig i a mo re ob jective ad mo re accu rate evaluatio abou t evirom e tal quality ad ratioal developm e t of the regio. Key words: sou rce regio of Yagtze R iver; eco logical ad geo logical evirom e t; geo logical evirom e t quality evaluatio; aalytic h ierarchy p rocess