coral reefs

What types of cork reefs are there

• Organic cork reefs
• Synthetic cork reefs
• Man-made cork reefs
• Natural cork reefs and artificial cork reefs

How long dose it take for colonys to grow

there are ____

what do coral reefs do

• Coral reefs are made of rocks
• Coral reefs are found in deserts
• Coral reefs are harmful to marine life
• Coral reefs provide habitat for marine life, protect coastlines, and support local economies.

scientist discover _____

coral reefs do what to our ocean