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This Geological History of Oxygen interactive also includes:
Earth didn't always have oxygen, so what caused the change that allows humans to live here? Learn about the change in O2 levels throughout geological history through an interactive graph. Each section offers greater detail on the changes in the environment and in life based on the oxygen levels.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Discuss anaerobic versus aerobic environments and the plants and animals that thrive in each
Classroom Considerations
- Requires Chrome version 9+, Firefox version 9+, Safari version 5+, or Internet Explorer version 9+
- Relies on prior knowledge of reading and interpreting graphs, geologic history, and oxygen
Pros
- Links to short educational videos for most topics
- Provides topics to debate based on the evidence
Cons
- None