Big coral reef (àlex i gerard)

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Big coral reef (àlex i gerard)

  1. 1. BIG CORAL REEF
  2. 2. WHAT IS THE BIG CORAL REEF Coral reefs are underwater structures madefrom calcium carbonate secreted by corals. Coral reefs are colonies of small animals. Reefs grow best in warm, shallow, clear,sunny and agitated waters.
  3. 3. CREATION The Big Coral Reef is made by 2,900individual reefs. They appeared one byone.
  4. 4. LOCATION It is in the east of Australia.
  5. 5. ECOLOGY Many species of turtles, whales, dolphins,fish ... Live in there.
  6. 6. PROBLEMES The most significant threat to the Big CoralReef is the climate change and the masscoral bleaching occurred due totemperature rise.
  7. 7. THREATS The threats of the Big Coral Reef are: -The Sharks. - Anemonas.
  8. 8. VIDEOS http://www.youtube.com/watch?v=wbNeIn3vVKM
  9. 9. ☺ WE HOPE YOU ENJOYED IT☺BY:• Gerard Hostench •And• Àlex Gómez •

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