AGI's  50th Anniversary    Issue

Letters	Calendar
About People	Classified Ads
International Geoscience	Benchmarks
Geologic Phenomena	Geologic Column
Geomedia	AGI Announces

NEWS & FEATURES

Rethinking past climate cycles ... In the depths of the biosphere ... Moving beyond diversity ... Celebrating earth science ... Cleaning soils with electrodes

POLITICAL SCENE
A Science Policy for the Next 50 years?
David Applegate

COMMENT

FEATURES

Looking Back at Earth
by James F. Reilly, William R. Muehlberger, Patricia W. Dickerson, Harrison H. Schmitt, and John W. Young 

A Revolution in Our Time
by William R. Dickinson 

Dynamics of Earth's Interior
by Thorne Lay and Quentin Williams

A New Foundation for Stratigraphy
by Gerald R. Baum with Peter R. Vail

Geochronology Comes of Age
by Samuel A. Bowring

Imaging Earth
by Sally G. Zinke

See the related press release describing the November issue.

November Geotimes cover: AGI 50th Anniversary cover design
by Julie DeAtley. 

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