Discusses the serious impact greenhouse gases are having on the pH balance of the oceans. It looks at the sea butterfly, which has more difficulty forming a shell as ocean acidification increases, as well as the damage acidification does to coral. It ends with a message that humans must reduce carbon emissions if the planet is to survive. [April 7, 2011]

Concepts

climate change, ocean acidification

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Additional Tags

calcification, coral damage, sea butterfly, hs-ess3-5, coral reef

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Classroom Considerations

• Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional