November 2008 Geology and GSA Today media highlights

Courtesy EurekAlert! - Chemistry, Physics and Materials Sciences  Tue, 10/28/2008 - 22:00

(Geological Society of America) Geology topics include a new model for Grand Canyon erosion; opal formation on Mars; the beautiful and delicate preservation of soft tissues in the Burgess Shale of Canada; Ediacaran atmosphere, ocean, and fossil preservation, including that of an eight-armed ocean-dweller in both China and Australia; a new technique for seismic hazard studies; and arsenic contamination of drinking water.

GSA Today cautions researchers against using sheeted dikes in ophiolites to investigate mid-ocean ridge spreading processes.

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