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Earth Evolution
3Earth Evolution
2 Reconstruct
Geological History
Solar System
Archean Proterozoic Early
Late Paleozoic Mesozoic Cenozoic

How to reconstruct Geological History?

Relative Age

When Earth Scientists examine rocks in the field, they can work out a sequence of events recorded in the rocks and their age relative to others around them by applying simple geological principles.

The Present is the Key to the Past