Geological Time Scale and Earth History

Status: public · Confidence: medium (0.89) · Basis: verified_sources

## TL;DR

Geological time organizes Earth history into named units anchored by stratigraphy, fossils, and radiometric dating.

## Core Explanation

Geological time organizes Earth history into named chronostratigraphic units. International charts, public geoscience explainers, and classic age-of-Earth measurements provide a compact evidence base for the topic.

## Further Reading

- [International Chronostratigraphic Chart](https://stratigraphy.org/chart/)
- [USGS: Geologic Time](https://pubs.usgs.gov/gip/geotime/)
- [Age of Meteorites and the Earth](https://doi.org/10.1016/0016-7037(56)90036-9)