Question: list three reasons why it is beneficial to humans to protect coral reefs?
Answer: Coral reefs provide protection and shelter for many species of fish and sea life. ... 
Coral reefs protect coasts from strong currents and waves. ... 
Coral reefs are nature's water filtration system. ... 
Coral reefs control how much carbon dioxide is in the ocean water. ... 
Coral reefs are an important food source for humans. ... 
Tourism.