Aaron J. Powner, M.Ed.
High School Science Teacher

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History of Biological Diversity

Download Geologic History PPT

PBS Video: Earth - Making of a Planet

External Links

CrashCourse: Big History Series

Wikipedia: Timeline of the formation of the Universe

Smithsonian: What does it mean to be human?

5 Questions

1. What planetary changes or natural disasters might happen to Earth in the future?
2. How would environmental changes affect life forms in various biomes?
3. How might humans change (parts/sizes/behaviors) due to random genetic mutations?
4. If homo sapiens do not go extinct, might our species diversify into many new species of humans?
5. Now that we have science and technology, might we take control of our own evolution?