Skip Navigation There's good old Mother Earth. Say, did you ever wonder about all of the things that have ever happened on Earth and how old it really is? As it turns out, Mother Earth was a bit reluctant to let out her true age. It took us a long time to figure it out, but as near as we can tell, Mother Earth is four thousand, six hundred million years old (4,600 million = 4.6 billion), give or take a few hundred million years. How old is that, really? It's older than your par ...

Geologic Ages of Earth History Jeff Poling Copyright © 1995, 1997 by Jeff Poling Shift-Click to download a zipped Microsoft Excel worksheet version of this page: history.zip (12k) REFERENCES: Harland, W. Brian, Richard Armstrong, Allan Cox, Craig Lorraine, Alan Smith and David Smith. 1990. A Geologic Time Scale 1989. New York: Cambridge University Press. Gradstein, F.M., F.P. Agterberg, J.G. Ogg, J. Hardenbol, P. van Veen, J. Thierry and Z. Huang. 1995. A Triassic, Jurassic and Cretaceous time scale, pp. 95-126. IN W.A. Bergrgren, D.V. Kent, M.-P. Aubry & J. Hardenbol (eds.), Geochronology, Time Scales, and Global Stratigraphic Correlation. SEPM Special Publication No. 54. Revised: September 1, 1997; New: 1995

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The Geological Survey of Canada (Atlantic) web site has movedLe site de la Commission géologique du Canada (Atlantique) a déménagé The new address for the Geological Survey of Canada (Atlantic) web site is gsca.nrcan.gc.caL'adresse du nouveau site Web de la Commission géologique du Canada (Atlantique) est cgca.rncan.gc.ca Some of the material from the old site is no longer supported, however it has been archived and may still be available on request. Conta ...

GeologyLink The Earth Today In The News Virtual Classroom Virtual Field Trips Inside Geology Glossary Student Resource Center GeologyLink® www.geologylink.com Houghton Mifflin - the publisher of Geology and Essentials of Geology - is pleased to present a public forum for all matters geological. This area is open to students, university instructors, professional geologists, and anyone else who seeks insight into the world’s daily geolo ...

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