YBP

By Earthquake Hazards Program 2021 (approx.)

A figure with text titled "Years before present (YBP)". The text is: "Formation of Earth: 4.6x10^9 YBP. Dinosaur extinction: 6.5x10^7 YBP. First hominids: 2x10^6 YBP. Last great ice age: 1x10^4 YBP. Declaration of Independence: 2x10^2 YBP. Establishment of UWB: 1x10 YBP."

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Detailed Description

YBP is an abbreviation for "years before present".

Formation of Earth: 4.6x10^9 YBP

Dinosaur extinction: 6.5x10^7 YBP

First hominids: 2x10^6 YBP

Last great ice age: 1x10^4 YBP

Declaration of Independence: 2x10^2 YBP

Establishment of UWB: 1x10 YBP

Sources/Usage

Image courtesy of Charles F. Jackals, Univ. of Washington