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Life forms have changed over time. (LS4.A)
- California Academy of Sciences
Time: 5 minutes
Botanist Dr. Nathalie Nagalingum explains how, more than 400 million years ago, early plants played a notable role in adjusting Earth's physical surface as well as our planet's climate. She meets with paleobotanist Dr. Cindy Looy to discuss the evidence that scientists currently have to support her story.