The topic of geologic time and techniques and tools to measure geologic time, including radiometric dating techniques.
Subcategories 5
Related categories 3
Sites 4
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- Web Time Machine Geologic time scale with links for each time interval.
- Geological Time Lecture notes on different methods of measuring geologic time.
- Geologic Time USGS on-line publication about the relative and radiometric geologic time scales, age of the earth, index fossils, and related topics.
- Berkeley Geochronology Center Non-profit scientific research institution dedicated to establishing the history of the Earth, its various inhabitants, and its interactions with the rest of our Solar System, throughout the 4.6 billion years of our Planet's existence.