Coral Reefs 101

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Glass sponges and corals

ERN Item Type: 

  • Videos or Animations

Organization: 

National Geographic

Description: 

What are coral reefs? Coral can be found in tropical ocean waters around the world. But how much do you know about reefs and the tiny animals—polyps—that build them? Learn all about coral and why warming waters threaten the future of the reef ecosystem.

Publication Year: 

2017

Grade Level: 

Tags: 

Earth Science Big Ideas: 

Is this tagged to NGSS by the organization?: 

No

NGSS Crosscutting Concepts: 

NGSS Disciplinary Core Ideas: 

NGSS Science and Engineering Practices: 

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