Unexplainable
Did trees kill the world?
May 22, 2024
The podcast explores how ancient forests may have caused a mass extinction, discussing the evolution of trees, impact on climate, and parallels with human activities. Dive into Earth's mysterious past and reflect on the potential for a sixth mass extinction.
26:56
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Quick takeaways
- Devonian forests caused a mass extinction in the oceans by altering the atmosphere and soil composition.
- Ancient forests introduced oxygen and caused an ice age, reshaping Earth's landscapes and setting the stage for life forms to flourish on land.
Deep dives
Transformation of Earth by First Forests
Exploring the Devonian period, the podcast reveals a world before trees where underwater life thrived while land was barren. The Devonian plant explosion marked a pivotal moment as plants evolved to survive on land, creating diverse forests. These ancient forests drastically altered Earth's climate, introducing oxygen and causing an ice age, setting the stage for subsequent life forms to flourish on land. The emergence of forests shifted the planet from gray and blue to green and blue, reshaping Earth's landscapes.
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