State of the Planet

News from the Columbia Climate School

Erosion, Then Explosion

Illustration: Peters & Gaines, Nature, 2012
Illustration: Peters & Gaines, Nature, 2012

When viewing The Great Unconformity,
The result of a vast denudation,
One feels a new sense of enormity …
And above it lie critters crustacean!
Life during this wild explosion,
For armor, developed affinity.
Whence the new ions? Erosion!
Gooey life — meet alkalinity!


Further reading:

Formation of the “Great Unconformity” as a trigger for the Cambrian explosion, Shanan E. Peters & Robert R. Gaines, Nature, 2012

This is one in a series of poems written by Katherine Allen, a researcher in geochemistry and paleoclimate at the Lamont-Doherty Earth Observatory and the Institute of Marine and Coastal Sciences at Rutgers University.

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