海底世界PPT精选图片集.ppt

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1、GreatBarrierReefCONTENTSGreatBarrierReefGeologyandgeographyEcologyTourismPhotosTheGreatBarrierReefistheworld'slargestcoralreefsystemcomposedofover2,900individualreefsand900islandsstretchingforover2,600 kilometersoveranareaofapproximately344,400squarekilometers.Thereefi

2、slocatedintheCoralSea,offthecoastofQueenslandinnorth-eastAustralia.nextGeologyandgeographyTheGreatBarrierReefcanbeseenfromouterspaceandistheworld'sbiggestsinglestructuremadebylivingorganisms.Thisreefstructureiscomposedofandbuiltbybillionsoftinyorganisms,knownascoralpol

3、yps.ItsupportsawidediversityoflifeandwasselectedasaWorldHeritageSitein1981.nextThereefisaverypopulardestinationfortourists.CNNlabeleditoneofthesevennaturalwondersoftheworld.TheQueenslandNationalTrustnameditastateiconofQueensland.TheGreatBarrierReefsupportsadiversityofl

4、ife,includingmanyvulnerableorendangeredspecies,someofwhichmaybeendemictothereefsystem.Morethan1,500fishspeciesliveonthereef,includingtheclownfish,redbass,red-throatemperor,andseveralspeciesofsnapperandcoraltrout.EcologyTourismontheGreatBarrierReefisconcentratedintheWhi

5、tsundaysandCairnsduetotheiraccessibility.Theseareasmakeup7%ofthePark'sarea.ManycitiesalongtheQueenslandcoastofferdailyboattrips.27islandsontheGreatBarrierReefsupportedresorts.Duetoitsvastbiodiversity,warmclearwatersandaccessibilityfromthetouristboatscalled'liveaboards'

6、,thereefisaverypopulardestination,especiallyforscubadivers.TourismwelcometoGreatBarrierReef