GSA Today
Volume 23, Issue 9
Volume 23, Issue 9

GSA Today : September 2013 Issue

Science
Groundwork

In this issue

Science

Stromatolites and MISS—Differences between relatives

N. Noffke, S.M. Awramik
• Volume 23, Issue 9

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Groundwork

No more lousy PowerPoint slides

Eric S. Cheney
• Volume 23, Issue 9

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