重慶市農(nóng)業(yè)水土資源生態(tài)足跡動態(tài)研究—國家公頃法.pdf

1、西南大學(xué)碩士學(xué)位論文重慶市農(nóng)業(yè)水土資源生態(tài)足跡動態(tài)研究—國家公頃法姓名：高中良申請學(xué)位級別：碩士專業(yè)：生態(tài)學(xué)指導(dǎo)教師：鄭欽玉20100501Candidate：GAOZhong—liangSuperviser：AssociatedProZhengQinyuAbstractSustainabledevelopment嬲anewconceptandmodelofdevelopmenthaSbeenhamperedbythecurrentre

2、searchemphasis。ecologicalfootprintindicatorwhichisameaSureofhumanuseofnaturallevelsofthenewcomprehensiveindexWaSfirstputwordin1992byallEcologicaleconomistWilliam丘omCanadaandWaSimprovedanddevelopedbyWackemagelwhoisWilliam

3、doctoralstudents。EcologicalFootprintiscalculatedacertainareaofhumanlifeconsumptionofmaterial，energyandserviceswhichisDemandedvariousecologicalproductivelandarea(ecologicalfootprint)，Usedtorepresenttheneedsofthehumanpress

4、ureontheecologicalenvironment；whileitisCalculatedthatTheregioncanprovidetheecologicalproductivelandarea(ecologicalcarryingcapacity)，usedtoUsedtompresentecologicalcapacity：itWaSdeterminedwhethertheregioninastateofsustaina

5、bledevelopmentbymakingaComparisonbetweentheecologicalfootprintandecologicalcarryingcapacity。Thisarticlesisonthefoundationofconcept，calculationmethodandcurrentresearchresultofecosystemfootprintAdoptanationalhectaremethod，

6、andcarryonadynamicstatecalculationtothebalancedfactorandtheyieldfactor。ItWaSusedbythispapertheecologicalfootptintsofChongqingwerecalculatedintheperiodof19972007onthebasisofthestatisticalyearbooksofrecentlyyearsAccordingt

7、othecalculatedresults，theecologicalfootprintofChongqingWasdynamicanalyzedTheresultsshowsthatthetotaldemandofTheagricultureresourcesecologicalfootprintofChongqingDescendabout321％from33927021201am2to3283730839hm2，whilethet

8、otalagricultureICSOUrceSecologicalcarryingcapacityincreasedabout563％from9889688193hm2to104468375071un2Buttherearelargeecologicalfootprintdeficiteveryyearitindicatedthattheconsumptionofthenaturalresourceshasalreadyexceede

9、dtherebornabilit)，0fnaturalecosysteminChongqing；thedevelopmentofChongqingiskeepingoffanunsnstainablestateButtheecologicalfootprintpertenthousandsYuanGDPdecreasedcontinuallyin11years，andtheabilityofeconomydevelopmentisstr

10、engtheninggraduallySo，therelevantmeasuresmustbetakentoreducetheagricultureresourcesecologicalfoo椰nt，andenhancethecapacityofsustainabledevelopmentAtthelaStThispapersummarizesmainconclusionsofthisstudys，includingPerfection