Coral Bleaching Presentation.ppt - CORAL BLEACHING ALEXIS EARL 1 THE IMPORTANCE OF CORAL REEFS BIOLOGICALLY DIVERSE SUPPORT ~33 OF DIFFERENT AQUATIC

Coral Bleaching Presentation.ppt - CORAL BLEACHING ALEXIS...

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CORAL BLEACHINGALEXIS EARL1
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THE IMPORTANCE OF CORAL REEFSBIOLOGICALLY DIVERSESUPPORT ~33% OF DIFFERENT AQUATIC SPECIESREFERRED TO AS “TROPICAL RAINFORESTS OF THE OCEAN”FOUND IN WARMER CLIMATESPROVIDES MEDICINES AND OTHER RESOURCES 2
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THE IMPORTANCE OF CORAL REEFSCORAL REEFS ATTRACT TOURISTS TO ISLAND, MANY OF WHICH ARE IMPOVERISHED AND PROVIDE REVENUE. REEFS PROVIDE A BARRIER TO PREVENT EROSION AND PROTECT FROM STORMS AND FLOODS.3
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HOW CORAL REEFS ARE FORMED1. START AS FREE-FORMING CORAL LARVAE (POLYP)2. ATTACH TO ROCK 3. DIVIDES (BUDS) INTO 1000’S OF CLONESTYPES OF CORALFRINGING REEFSBARRIER REEFSATOLLS4
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WHAT IS CORAL BLEACHING?CORAL REEFS GET THEIR BRIGHT COLORS FROM A MUTUALISTIC RELATIONSHIP WITH ALGAE CALLED ZOOXANTHELLAE. ZOOXANTHELLAE LIVE IN THE CORAL AND RECEIVE SHELTER AND COMPOUNDS NEEDED FOR PHOTOSYNTHESIS.CORALS RECEIVE FOOD FROM THE ZOOXANTHELLAE’S PHOTOSYNTHESIS PRODUCTS.THIS ALLOWS CORAL TO SECRET CALCIUM CARBONATE AND GROW.5
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WHAT IS CORAL BLEACHING?WHEN THE CORAL IS UNDER STRESS IT WILL EXPEL IT’S ZOOXANTHELLAE.
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