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Saving Our Reefs
ABOUT THE VIDEO
Coral reefs are important habitats for many marine animals, and we should protect them.
BEFORE YOU WATCH
Check (✔) the words you think describe coral reefs.
O endangered O a type of marine plant O mainly found in deep water
O colorful O sensitive to environmental changes
WHILE YOU WATCH
A. Circle the correct answers.
1. The reef's structure is formed by the (waste / outer skeletons) of the polyps.
2. A bleaching event occurs when the water becomes too (warm / cold).
3. Marine plants use carbon dioxide to (make food / breathe).
B. Watch the video again. Number the sequence of events (1-5).
_____ Human activities increase the amount of carbon dioxide in oceans.
_____ Many species could become extinct as a result.
_____ Sea creatures that depend on the tiny animals die.
_____ The water becomes acidic.
_____ The shells and skeletons of tiny sea creatures are destroyed, and the creatures die.
AFTER YOU WATCH
Talk with a partner. Would you want to go diving to see coral reefs? In which areas in the world are coral reefs mainly found?
A scientist studying a coral reefs
