GIS Ung dung

8/14/2019 GIS Ung dung

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Geographical Information Systems and Science

Longley P A, Goodchild M F, Maguire D J, Rhind D W(2001) John Wiley and Sons Ltd

Mt s ng dng thc t

TS. Nguyn Ch Quang

Ngun : Costanza, R et al (1997) Gitr ca cc dch v mi trng v vnthin nhin tan cu. Nature 387, 256

Tng gi tr cc hng ha vdch v mi trng 33.3 trillion US$

Ti nguyn t 17.1Du lch v gii tr 3.0Trao i dinh dng 2.3Ti nguyn nc 2.3Bin i kh hu 1.8Mi trng sng 1.4Phng chng thin tai 1.1

Nguyn liu th v thc phm 0.8Cc ngun gen 0.8Ti nguyn khng kh 0.7

a dng sinh hc 0.4Cc dch v khc 1.6

Vn sinh thi tnhin ?


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Mng li x lcht thi

Qun l ti nguyn thinnhin

Qun lcht thi

nh gi chnhsch

nh gi tc ngmi trng

M hnh nc

Lp bn rng

Mng li tunth lut mi

trng

GIS tng trng v ngy cngc quan tm

Xu hng chung:Cng ngh ngy cng tt hn; vi gi ngycng gimNgy cng d sdngCc phn mm thng mi cng tngDliu ngy cng phong ph (dng s)

Tri thc ngy cng tngng dng tch hp cng Internetng dng thc t; Chi ph gim:li ch tng


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GIS tng trnggii php cho nhiu ng dng thc t

Mc ch:Phn bti nguyn hp lQuan trc spht tn trong khng gianNhn thc v qu trnhXy dng chin lc v duy tr v bo tn

5 M trong ng dng GIS:Lp bn , o c kho st, quan trc,m hnh ha, qun l

1. Chnh ph

L ngi dng chnh GIS70-80% nhim v ca chnh ph lin quan n thng tin al

C rt nhiu ng dng, nh.Kim k; quy hach; qun l ti nguyn; pht trin kinh t;qun l cng; dch v y t, h thng chnh tr

V d nh: Tng ngn sch t thu t aiH thng trc b (CSDL a chnh s)nh gi (Chi ph thay th, Gi th trng bt ng sn)Chi ph cho iu tra v kho st cng


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Cc lnh vc ng dngLm nghip

Nng nghip

Thu vn

a cht

Quy hoch s dng t

Qun l ri ro

Qun l ng vt hoang d

Cht lng nc

H thng sinh thi

nhim

Cht thia dng sinh hc

Qun l v bo v mi trng

Cc chuyn ng dngQun l h sinh thi

Phn tch bn vng

Quan trc nhim

Qun l cht thi

Quy hoch v qun l mi trng

Phn tch dn s

Phn b loi

Quan trc vng bo vQun l vng thm lc a

nh gi a dng sinh hc

Cht lng nc


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QuQunn ll

HH ththngng SinhSinh ththii

GAP, trong v d ny, cc nh nghin cu s dng GIS xc nhvng c cc loi ng vt qu him, v coi y l ch s xc nh sa dng sinh hc v s phong ph ca h thng sinh thi.


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Mc ch nghin cu ca d n nhm pht trin: (1) C s khoa hc qun l h s inh thi vng ng bng sngColumbia; (2) nh gi khoa hc s qun l h sinh thi vng ng bng s ng Columbia; (3,4) nh gi tcng mi trng thng v h lu vng ng bng sng Columbia; v (5) nh gi khoa hc cc phng nquy hoch qun l h sinh thi vng ng bng sng Columbia. BLM

PhPhnn tchtch cc trtrngng


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Phn tch c trng mng li bao gm kt hp cc lai d liu iu tra, kho st, nh my bay, d liu thu vn, mu gingkhoa, mu t, v cc ngun thng tin khc. GIS c ng dng t chc lu tr, phn tch v chn lc d liu tr gipcho qu trnh nh gi tc ng, thanh tra, quan trc mi trng, v nghin cu kh thi v cc cng trnh x l lm sch mitrng, ...

QuanQuan trtrcc nhimnhim


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TT cc ddngng ccaa sscctrtrnn dduu nn khukhu dudu lchlch cc xxcc nhnh trtrnn ccssphphnn tchtch cccc ddliliuu ttngng tttheotheo nhnhngngphphngng nn ccaa cccc vvngng khkhcc nhaunhau..

QuQunn ll ChtCht ththii


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Nhp v quy hoch v tr cc container cha cht thi, thanh tra mi trng, v quan trc qu trnh vn ti vt liunguy hi.Xc nh cc vng bn vng v mt s dng t, a cht, cung cp nc v giao thng vn ti.

QuyQuy hohoch vch v QuQunn ll

MMii trtrngng


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nhnh gigi ttcc ngng mmii trtrngng,, chchngng tata cc thth ququnn ll cc mmii quanquan hh mmii trtrngng vv vvnn hoho,, nhnh chtcht llngngkhkhngng khkh,, tingting nn,, vvnn ttii vv kinhkinh ttxx hhii. V. Vdd nhnh ququnn ll ngng vvtt hoanghoang dd trongtrong vvngng ththnhnh phphIndio.Indio.

nhnh gigi mimi trtrngng --


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QuQunn ll TTnhnh trtrngng

KhKhnn cpcp

ngng dngdng GISGIS chchngng tata cc thth aa rara chinchin llcc khkhcc phcphc vv ngng ccuu cccc ssccthithinn tai. Vtai. Vdd nhnh phphtthihinn dd khkhcc hhi,i, vvngng bb nhnh hhngng, v, v vv trtrngng ccuu ggnn nhtnht..


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QuQunn ll

ngng vvtt hoanghoang dd

ngng dngdng GIS vGIS v thuthu ththpp ddliliuu tthh thongthong nhnh vv totonn ccuu (Global Positioning System (GPS))(Global Positioning System (GPS)) chocho phpphpchchngng tata cc thth mm tt ssphphnn bbvv mmtt sinhsinh ssngng ccaa concon rraa sasa mmc.c.


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CCngng tyty nnngng llngng DukeDuke ngng dngdng

GISGIS ququnn ll vv trtr phphnn bbccaa cccc

loloii cc trtrnn ththngng ngungunn.. SauSau khikhi thuthu

ththpp ddliliuu, GIS, GIS cc thth cc ngng dngdng

mm tt vv phphnn tchtch phphm vi vm vi v quyquy mm

phphnn bbtrongtrong khkhngng giangian,, cc bibitt ll

ssuu phphnn bbccaa cccc loloii cc

BBnn mm tt ttnhnh trtrngng chchtt phph rngrng minmin ngng nncc MM


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ngng dngdng GISGIS mm tt ssttcc ngng ttngng hh

gigiaa caocao phphnn bbvvngng ttnhinhinn vv cccc loloiissngng trongtrong vvngng..

QuQunn ll

VVngng bboo ttnn


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a da dngng sinhsinh hhcc


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QuQunn ll

VVngng venven bibinn


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ChChngng trtrnhnh ququnn ll vvngng venven bibinn Texas (CMP)Texas (CMP)

xxcc nhnh cccc vvngng ttii nguynguynn thithinn nhinhinn venven bibinn,,xxcc nhnh vivicc ssdngdng vv cccc hohott ngng cc nguynguy ccllmm suysuy thothoii vv aa rara mmtt sschnhchnh sschch vv gigiiiphphpp hhnn chchcccc nguynguy ccllmm suysuy thothoii cccc vvngngttii nguynguynn ccnn cc bboo vv identifiesidentifies

Qun l khng gian - vn v thch thc


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Dliu tbn quc gia, 1982

dliu tv tinh Landsat 7 ETM+, 2002

Phn tch dliu tiu chun c bn ca

h thng thng tin

GIS phn tchth trng


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3. Qun l c s h tng

Rt nhiu ng dng GIS trong lnh vc c sh tng, nh.

Duy tr bo dng c s h tngQuy hach ng phv tuyn giao thngQun l giao thngQun l phng tin giao thng trn ng

Hai phng thc

Tnh c s h tngng phng tin giao thng

M hnh ha dbo vng nguyhim v cht thi c hi


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M hnh ha tnh trng khn cp vng c l trong phm vinh my in nguyn tChernobyl, thng 4 nm 1999

4. Quy hach sdi di khn cpXc nh phm vi cc vng cn di di khn cpGIS c th to ra bn v cc vng cn di dikhn cp mt cch hiu qu trn c s

Phn b dn cBn giao thng ng ph

M hnh nhu cu v tc

ng ca cc yu tcn tr tc di di trn c s ng dngcng c mng li ca GIS

Bn cnh, tip ni, tnh tan ng i ngn nht


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KhKhngng bb sinhsinh ththii ??


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Xy dng v pht trin h thng thng tinv phn tch trn c s GIS v vng pht tnphng x ca scnh my in nguyen t

Chernobyl trong 1993 - 1999


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5. Mi trng

Nhiu ng dng GIS trong lnh vc mitrng

nh gi ti nguyn thin nhinnh gi tc ng mi trngQuy hach mi trngGim thiu c hi mi trng

Pht trin bn vngMi trng nng nghip

M hnh ha tim nng

nhim t (Thi Nguyn, Vitnam)

Lu vc sng

dc

t

S dng t

Cc ng vt sng


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M phng 3 chiu

M phng 3 chiu


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phn b mt s c s cng nghip ln trong ni thnh h ni

Ph Vin

Bc Bin

Yn Tn

Gia Qut

Ngc L

x

Ln y n

Trung H

N.Nng

Trung T

Thnh Quang

Nam ng

Kim Lin

Vn Chng

Thnh Ho

Hong Cu

Ho Nam

Kim M

Vn Phc

Ngc H

Ho Mc

Yn Lng H

Yn Lng Trung

Thnh Cng

An Ho

Du T

Th L

Kim M

Th.Tin

g

Ngc Khnh

Liu Giai

H Yn Quyt

Thng

Trung Knh H

Yn Lng Thng

Vnh Phc

Trch SiBi n

x Ngha

ng X

H Khu

Vng Th

Yn Ph

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1.50.75

Kilometers

0

XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2XN Dc phm TW2Cty Ru H NiCty Ru H NiCty Ru H NiCty Ru H NiCty Ru H NiCty Ru H NiCty Ru H NiCty Ru H NiCty Ru H Ni

NM C kh Lng YnNM C kh Lng YnNM C kh Lng YnNM C kh Lng YnNM C kh Lng YnNM C kh Lng YnNM C kh Lng YnNM C kh Lng YnNM C kh Lng Yn

Cng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xunCng ty dt kim ng xun

XN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng NhtXN Xe p Thng Nht

Cty Nha H NiCty Nha H NiCty Nha H NiCty Nha H NiCty Nha H NiCty Nha H NiCty Nha H NiCty Nha H NiCty Nha H Ni

Cty VPP Hng HCty VPP Hng HCty VPP Hng HCty VPP Hng HCty VPP Hng HCty VPP Hng HCty VPP Hng HCty VPP Hng HCty VPP Hng H

XN G H NiXN G H NiXN G H NiXN G H NiXN G H NiXN G H NiXN G H NiXN G H NiXN G H Ni

Cty In Thng NhtCty In Thng NhtCty In Thng NhtCty In Thng NhtCty In Thng NhtCty In Thng NhtCty In Thng NhtCty In Thng NhtCty In Thng Nht

Cty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng LongCty Dt kim Thng Long

XN Toa xe H NiXN Toa xe H NiXN Toa xe H NiXN Toa xe H NiXN Toa xe H NiXN Toa xe H NiXN Toa xe H NiXN Toa xe H NiXN Toa xe H Ni

XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1XN Dc phm TW 1

XN Thm len ng aXN Thm len ng aXN Thm len ng aXN Thm len ng aXN Thm len ng aXN Thm len ng aXN Thm len ng aXN Thm len ng aXN Thm len ng a

X nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H NiX nghip dc phm H Ni

Cty In v VHPCty In v VHPCty In v VHPCty In v VHPCty In v VHPCty In v VHPCty In v VHPCty In v VHPCty In v VHP

Cty C phn vt H NiCty C phn vt H NiCty C phn vt H NiCty C phn vt H NiCty C phn vt H NiCty C phn vt H NiCty C phn vt H NiCty C phn vt H NiCty C phn vt H Ni

Cng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc HCng ty giy Ngc H

Cng ty Bia H NiCng ty Bia H NiCng ty Bia H NiCng ty Bia H NiCng ty Bia H NiCng ty Bia H NiCng ty Bia H NiCng ty Bia H NiCng ty Bia H Ni

Cng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc BchCng ty giy Trc Bch

Cng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy KhueCng ty giay Thuy Khue

Cty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanhCty Gch lt v m phanh

Cty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng AnCty Bnh ko Trng An

Cng ty Trng XunCng ty Trng XunCng ty Trng XunCng ty Trng XunCng ty Trng XunCng ty Trng XunCng ty Trng XunCng ty Trng XunCng ty Trng Xun

Xnghipint ThnhCngX n h i intThnhCnX n h i intThnhCnXnghipint ThnhCngX n h i intThnhCnXnghipint ThnhCngX n h i int ThnhCnX n h i int ThnhCnX n h i intThnhCn

Cty Ru Thng LongCty Ru Thng LongCty Ru Thng LongCty Ru Thng LongCty Ru Thng LongCty Ru Thng LongCty Ru Thng LongCty Ru Thng LongCty Ru Thng Long

XN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HNXN Bnh mt ko HN


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Mc bnh ung th nhim khng kh

M phng pht tn nhim trong khng kh

Model &optimizer

Data set

Data base & expert systemSpatial data (elevation, land cover)Census dataTraffic dataEnergy networksPlant locationsTechnology attributesDistribution of buildingsFuel usesWind fieldsStreet canyonsPollution emissionsPollution immissionsExposure to health risks

...

Report

GUI

Datapreparation

Outputtreatment

The environmental dispersion model and GIS


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Dust (mg/m3)

Dust (mg/m3)

M quan trc nhim mi trng

M hnh nhim mi trng250

200

150

100

30

10

1

0


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1.Tngi:Vnqu cgiaBaV2. V tr a l: Nm trong a phn huyn Ba V,tnh H Ty3. Quyt nh thnh lp: Quyt nh s 17-CT ngy 16/01/1991 ca Ch tch hi ng b trng v vic

thnh lp v ph chun lun chng kinh t - k thut Rng cm quc gia Ba V.Quyt nh s 407-CTngy 18/12/1991 ca Ch tch hi ng b trng v vic i tn thnh Vn quc gia Ba V v giao BLm nghip qun l.4. To a l: T 21001' n 21007' v bc v 105016' n 105025' kinh ng.5. Quy m din tch:7.377 ha bao g m phn khu bo v nghim ngt trn ct 400 v phn khu phc hi

sinh thi di ct 400.6. Vng m : V n g m Vn quc gia Ba V c din tch 14.144 ha thuc a phn 7 x min ni huyn

Ba V7. Mc tiu,nhim v:R ng quc gia Ba V l n v kinh t v s nghip khoa hc, c chc nng l

trng,bo tn v phc hi ti nguyn thin nhin, di tch l c s,nghin cu khoa hc kt hp vi thamquan,hc tp v du l ch:Bo tn ton b h sinh thi t nhin cn nguyn vn ca rng cmTrng mi ,phc hi,b o v rng, cc ngun gen ng,thc vt qu him,cc c sn rng v cc ditch lch s vn ho, cnh quan.T chc nghin cu thc nghim,nghin cu c bn vi mc ch phc v bo tn.T chc cc hot ng dch v khoa hc,gio dc hng nghip v tham quan du l ch.8. C quan /cp qun l: Vn quc gia Ba V trc thuc B Nng nghip v Pht trin nng thn qun

l9. Ban qun l: Ban qun l gm: Ban gim c, Ht kim lm,Trung tm dch v k thut v trng rng,

Trung tm nghin cu khoa hc.10. Hot ng du lc h : Vn quc gia Ba V c nhiu cnh quan thin nhin ngon mc vi nhiu con

sui bt ngun t ni rng Ba V quanh nm nc chy,nhiu h t nhin v nhn to (Sui Hai, ngM,Ao Vua..) gn lin vi nhiu di tch lch s nh: n Thng, n th Bc H.Chnh nhng iu kintrn hnh thnh cc im du lch ni ti ng Ao vua,Khoang xanh,sui m,Thc a. Trong thng 6/2003B Nng nghp v Pht trin nng thn ph duyt m hnh th im du lch sinh thi kt hp vi giodc hng nghip ti Vn quc gia Ba V.11. Cc gi tr a dng sinh hc: V n quc gia Ba V vi 3 kiu rng: Rng kn thng xanh ma m

nhit i; rng kn thng xanh hn giao cy l rng v cy l kim nhi t i v kiu rng l rng thngxanh ma m nhit i trn ni thp. Ni Ba V vi 2 ai cao nn h thc vt ni y kh phong ph v adng, ghi nhn 812 loi thc vt bc cao thuc 99 h,472 chi.Nhiu loi cy qu him nh: Bch xanh(Calocedrus marcrolepis),Thng tre (Podocarpus nerrifolius) Sn mt, gii l bc, quyt thn g,bt giclin. Vn quc gia cng thng k c 169 loi cy thuc, n nm 1992 ghi nhn 250 loi cythuc cha nhiu bnh.

Khu h

ng vt Ba V

pht hin 45 loi th nh gm nhm,d i, linh trng,t t...Nhiu loi c tntrong sch nh Cu li ln, chn bc m,gu nga, cy vn,c y mc, sn dng,t t... y cbit c s phn b ca sc bay (Pertanriste pertanrista).113 loi chim vi nhiu loi qu him nh g li trng, cng,tr, tuy nhin s lng c th ca nhng loiny tr nn rt him.Ngoi ra y cng ghi nhn c 15 loi lng c, 86 loi cn trng v nhi u loing vt thu sinh khc.12. Cc d n c lin quan: D n ca Hi tr gip v nghin cu v mi trng (AREA) thc hin

chng trnh ph trin nng thn vng m nm 2000.Vi s tr gip ca c quan hp tc Nht Bn, dn lm nghip cng ng thc hin ti x Yn bi (Vng m).T chc The Quaker Organisation angthc hin d n pht trin cy dc liu nm 1999. Mt s d n du lch sinh thi do cc doanh nghi p tnhn lm ch u t.13. Dn s trong vng:Vng m Vn quc gia Ba vivi 7 x: Minh Quang, Khnh Th ng,Tn Lnh,

Ba Trai,Ba V, Yn Bi v Vn Ho thuc huyn Ba V. Dn s trong vng m khong 46.547 ngi gmcc dn tc kinh,mng,dao

Vn quc gia Ba V


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1. Tngi:Vnqu c g i a BchM2. V tral: Lmtph nc adyTrngSnb c,VnQu c g i a Bc h M nmtrn aph n

huyn P h LcvNam ng,tnhThaThinHu vicc nhnicao trn1.000 mchytheohngt tysang ng,thpd nra nbi n ng(nh BchM cao1.450m).3. Quyt nhthnhlp:Quyt nhc aCh tchh i ngB trngs 214-CT ngy15 thng7 nm

19914. To al: T 16005' n16015' v bc v t 107043' n107053' kinh ng5. Quym dintch: 22.030 ha6. Vng m: Vng mbaoquanhVnqu cgia,t nht ranhgiiVn( rngnhtl 9 km, hp

nhtl 0,51 km) vidi ntch l21.300 ha.7. Mctiu, nhimv : Bott n c c h sinhthicavng chuynti p k h hugia minb c v m in

nam,bot ncc loing,thcv tquhimtiubiuc aVn(Trsao,gli lammotrng,moen,vn, vocch v....cmlai, trc,tr mhng,kimgiao...),bov cccnhquant nhintrongvn,phch il inhngkhurng b tnph.Thamgianghincuth cnghim, nghincuc bn v t chcd chv nghincutheochngtrnhvhp ngnhmm c chbot nthinnhin,bot nngungen,php trinlm sinh.Thchi nccchngtrnhtuyntruyn,giodcb ov thinnhinvphttrindu lchsinhthi.8. C quan/cpqu n l : B NngnghipvPhttr innngthnchutrchnhimqu n l Vn

qucgiany9. Ban qunl: Ban gim cVnqu cgia10. Hot ngdu lch: Gitr du lchc aB c h m l cnhquant nhinvkhhu(nhit 180C -

230C),vinhiurynicao,chiactt oracckhuh ng,thc vtrtphongphv ad ng. Dchv du lchsinhthi y hnhthnhmts tuyndu lch, phcv nu ng, ngh dng...Vinhiutuyn ngnh: ngmntr sao,ngmnthc quyn, ngmnthcng h,n m n HiV ng i v mts a imkhc. C s h tngphc v du lch ykhpht trinnhmts bitth thiPhp cph ch i lmtrmnghincu, bicmtri...11. Ccgitr ad ngsinhhc: Vnqu c g i a Bc h M vih thc vtrtphongphv a dng,

nhngk tqu nnghincuchothy ni y c ti1.406 loithcv t.Hn30 loithcv t cghitrongsch VitNamvcnguyc tuytch ngnh vng ng, hongtinhhoa trng,kimtuyn, quyn,trnhng,phonglan, nhtng,,,h ngv tc ngrtphongphv ad ngv inhiuloiquhimv chu.Ccnhkhoahc ghinhn c931 loi ngv tg m: 83 loith, 333 loichim,31 loib st, 21 loilngc,39loicncng t,218 loibm,178 loicntrngcnh cng,28 loimi, trong c 68 loi cghi tntrongsch VitNam. Mts loilinhtrng cbi tquhimnh Vocng sc(Pygathrix nemaeus),vn enmtrng( Hylobates leucogenis) ,cul i ln,cul inh,g u...H vncghinhnt iv n,ngoiraBchMcnlnic trcaSao La (Pseudorys nghetinhensis),mangtrngs n( Muntiacus truongsonensis) vmangln( Megamuntiacus vuquangensis), ylnhngloithlnmiphthin VitNam.12. Ccd nc linquan: Cnhiud n cthchi nnh: D n sckho cng ngt i

vng m. D nt ngc ngn nglcqu n l r ng ThaThinHu (SNVtitr).D nphptrinVnqu c g i a Bc h M c s thamgiacac ng ngdo WWF phih pt hchi n(tr gipti

chnhca linminh Chuu,1995 -1997)13. Dns trongvng:Vng mc uVnqu c g i a BchMbaogm9 x,2 th trnthuchaihuyn P h Lc,Nam ng,tnhTha ThinHu vm txthuchuynHoVang,tnhQungNam.Dns trongvngvikhong62.774 ngi as lngikinh,ngoiracncdntcKatu,Mng,Vnkiu

Vn quc gia Bch M


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Bn thi gian truyn ca sng thn xut pht t khu vc xung quanh chn tm ngt ngoi khi bc Sumatra (hnh ellipse mu ). Khong cch cc ng ng tr l 30 pht.

Sng thn mt khong 2 h truyn n Sri Lanka v n , 7 h n b bin Chu Phi, vion ng di tng cng hn 5000 km. (Ngun: Tsunami Lab)

Cc nh chp t v tinh bi bin Kalutara (Sri Lanka) trc v trong khi sng thn din ra(a) hnh chp vo thng 01 nm 2004, bi bin tng i tnh lng vi cc t sng thng thng,

(b) ngy 26/12/2004, nc triu rt ra rt xa mt cch bt thng, lm l r c nn bin, (c) sau ,sng thn bt u p vo b bin, (d) sng thn trn vo b v gy l nhanh v mnh


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Cc nh chp t v tinh cho thy s tn ph ca sng thn sau khi tn cng vo bbin Indonesia vo ngy 26/12/2004. nh bn tri l hnh chp v tinh ca khu vc Gleebruk

trc v sau s kin sng thn (12/4/2004 v 02/01/2005), cho thy thm thc vt (mu xanh) b qut tri v tng mng b l ra pha bn di (mu ). nh v tinh bn phi l khu dn cca thnh ph Banda Aceh nm ven b n Dng b tn ph nng n (ngy 23/06/2004 v

26/12/2004). (Ngun: BBC v Digital Globe).

ng b v quang cnh vng bin

Aceh (Indonesia) b thay i hon ton trcv sau sng thn ngy 26/12/2004


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Bn biu din phng v vn tc dch chuyn ca cc mng kin to trn b mt Trit, c tng hp t c s d liu cc kt qu o c GPS trn ton th gii. Chn tm nm trn

khu vc ca i ht chm gia hai mng kin to ln l mng n-c v mng u-. Trn phngchuyn ng ht chm bc ng bc, mng n-c y vo mng u- c phng dch chuyn ngnam vi tc trung bnh 6 cm/nm. Chuyn ng tng i gia hai mng kin to ny t 200 nm

nay tch t mt lc p rt ln dc theo ng bin ca mng Burma (mt mng con ca mng unm dc theo giao din vi mng n ). Hnh trn nh l v tr chn tm trn ng t Sumatra

v hnh vung nh du khu vc b nh hng bi sng thn.

11 quc gia trong khu vc n Dng b nh hng nng n bi thm ha sng thn26/12/2004 (cc khu vc t vng) do s vng bng ca mt h thng cnh bo ton din, mt

mng li thng tin lin lc hiu qu v cc chng trnh gio dc qun chng ph bin rng ri.


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Tm tt

GIS l khoa hc ng dngPhm vi ng dng ca GIS rt rng vlin ngnh

Snhn thc khoa hc trn c s ccng dng thc t

Phn tch cc kt qu

Nhn thc c mc ca kt qu emli trn thc t

Internet ResourcesUSGS Geo Data: http://edcwww.cr.usgs.gov/doc/edchome/ndcdb/ndcdb.htmlOK USGS: http://csdokokl.cr.usgs.gov/index.htmlNSDI: http://www.fgdc.gov/NSDI/Nsdi.htmlTIGER: http://www.census.gov/geo/www/tiger/ICPSR: http://www.icpsr.umich.edu/archive1.htmlEPA: http://www.epa.gov/epahome/Data.htmlFGDC: http://www.fgdc.govNHD at FGDC: http://nhd.fgdc.gov/SEIC: http://www.seic.okstate.edu/

NRCS: http://www.nrcs.usda.gov/OK NRCS: http://www.ok.nrcs.usda.gov/index.htmNWCC at NRCS: http://www.wcc.nrcs.usda.gov/NCGIA: www.ncgia.orgUCGIS: www.ucgis.orgESRI: www.esri.comAAG GIS specialty group: http://www.cla.sc.edu/gis/aaggis.html

GIS Ung dung

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