2. Coral Reefs – why are they at risk?
Learning Objective:
To classify the risks to coral reefs
To explain why the world’s oceans are under threat.
Key Terms:
El Nino
Over-fishing
Trawling
Siltation
Bleaching

3. Recap – what are the value of coral reefs?
Fish
Shoreline protection
Aquamarine trade
Tourism
Education and research
Medicine, jewellery, lime for cement and building.

4. Damage to Reefs in the Philippines

5. Destructive Factors
Use three colours or draw three spider diagrams and classify the ‘Destructive Factors’ on pg 108 into Natural, Human, and Both.
Q 2 pg 109

6. Homework
Q 3 pg 109

7. Exam Q
Explain why the world’s oceans are under threat. (4 marks)