Interactive

Smithsonian Education: Idea Labs: Prehistoric Climate Change

Curated by ACT

Sort fossil leaves from 55 million years ago into groups with smooth or 'toothed' edges. Then, use a formula to calculate the percentage of each type and, from there, look at how high the temperature might have risen when global warming occurred. The scientist who discovered this technique, Scott Wing, presents his method in a video.

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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
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