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International Chronostratigraphic Chart “Version 2018/08”

International Chronostratigraphic Chart “Version 2018/08”

Geology Page - January 21, 2019

International Chronostratigraphic Chart “Version 2017/02”

International Chronostratigraphic Chart (v2016/12)

International Chronostratigraphic Chart (v2016/04)

Ordovician Carbon Isotope Curve

International Chronostratigraphic Chart “Version (v2015/01)”

Geology Page - March 31, 2015

International Chronostratigraphic Chart “latest version (v 2014/10)”

Geology Page - December 24, 2014

International Chronostratigraphic Chart 2014

Geology Page - May 23, 2014

Ordovician Chronostratigraphic Chart

Geology Page - August 12, 2013

Global chronostratigraphical correlation table for the last 2.7 million years

Geology Page - June 8, 2013

International Chronostratigraphic Chart 2013

Geology Page - May 17, 2013

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Prey scarcity and competition led to extinction of ancient monster shark

March 31, 2016

X-raying the past “New evidence: ammonites were probably able to swim”

April 8, 2015

Vibrations make large landslides flow like fluid

April 5, 2016

Artistic depiction of early Earth blasted by solar system debris.

Chemical footprint in present-day atmosphere mimics that observed in ancient rock

August 8, 2018

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Artistic reconstruction of the type of weevil studied. Credit: James McKay

Fossil record analysis hints at evolutionary origins of insects’ structural colours

The Eruption of Kilauea 1959–1960

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plate tectonics

Tectonic Model Shows North America May Once Have Been Linked to...