Which event marked a significant transition in Earth's atmosphere approximately 750-500 million years ago?
Understand the Problem
The question is asking which significant event in Earth's history, that took place approximately 750-500 million years ago, marked a transition in the atmosphere. The options provided relate to geological or climatic events that could potentially correspond to this timeframe.
Answer
Neoproterozoic Oxygenation Event
The significant transition in Earth's atmosphere approximately 750-500 million years ago is known as the Neoproterozoic Oxygenation Event.
Answer for screen readers
The significant transition in Earth's atmosphere approximately 750-500 million years ago is known as the Neoproterozoic Oxygenation Event.
More Information
The Neoproterozoic Oxygenation Event was characterized by a significant increase in atmospheric oxygen, leading to profound changes in Earth's biosphere and the eventual appearance of complex multicellular life.
Sources
- Neoproterozoic oxygenation event - Wikipedia - en.wikipedia.org
- How do scientists know what the atmosphere was like ... - Quora - quora.com
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