We encourage everyone to review the Principles and Goals of the March. You can find... more

Dunes in Arizona

cf. . (a) Used in paleontology to indicate that a specimen is very closely comparable to, but not certainly the same as, those of a named species; it implies more certain similarity than does... more

The Directory of Geoscience Departments 2017. Background ©Shutterstock.com/Alexey Kamenskiy

The 2017 Directory is now available for purchase!  The 52nd edition of this annual publication lists
geoscience departments and other organizations located around the globe.

Critical Issues Webinars

View the recording of our recent Critical Issues webinar, State Responses to Induced Earthquakes.

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EARTH Magazine

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