Lesson 48 of 84 · Geography
⭐ 30 XP🗺️ Atlas OutpostCoral Reefs: Underwater Ecosystems
Coral reefs are vibrant underwater ecosystems formed by tiny creatures called coral polyps.
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Then & Now
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Coral reefs are vibrant underwater ecosystems formed by tiny creatures called coral polyps. These reefs provide shelter and food for a diverse range of marine life, including colorful fish, sea turtles, and sea anemones. Coral reefs are often referred to as the 'rainforests of the sea' because of their biodiversity. However, they are threatened by climate change, pollution, and overfishing, making it essential for us to protect these unique ecosystems for future generations.
Key Facts
Coral reefs are made up of tiny coral polyps.
They are known as the 'rainforests of the sea' due to their biodiversity.
Coral reefs are threatened by climate change and pollution.
Check Your Understanding
Question 1
1 of 2What are coral reefs made of?
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Coral Reefs: Underwater Ecosystems
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