VOLUME 90   NUMBER 32   11 August 2009

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FEATURE
Enhanced Geothermal Systems: Mitigating Risk in Urban Areas
Risks associated with the seismicity necessarily induced during the development of an enhanced geothermal system (EGS) constitute a significant challenge for the widespread implementation of this technology. This article provides a preliminary overview of lessons learned from an attempt to develop an EGS in Basel, Switzerland.
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By T. Kraft et al.

Mapping Giant Scours in the Deep Ocean
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By V. A. I. Huvenne et al.

NEWS
Plume 1400 Meters High Discovered at the Seafloor off the Northern California Margin
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By J. V. Gardner et al.

FORUM
Documenting Precision and Accuracy in the Open Data Policy Era
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By M. B. Moldwin and S. Rose

About AGU
AGU Announces Open Review Experiment
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By F. Albarède

MEETING ANNOUNCEMENTS
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