coral reef betydelse and definition

Exempel på coral reef

• All along the coast of Madagascar are coral reefs. 

• But when the tide is low, you can see a coral reef on Nikumaroro Island. 

• Coral reefs are a great home for animals and plants. 

• It’s 2,600 kilometers long, and it’s the world’s largest coral reef – and coral is a living thing. 

• Look at the colors of this coral reef! 

• Scientists study the ecology of Madagascar to learn how the warmer ocean affects the coral reefs. 

• This is bad for coral, and so it’s bad for the animals on coral reefs, too. 

• He found it a literal sandbank, surrounded by a coral reef mostly submerged.