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Society for Sedimentary Geology (SEPM) - http://www.sepm.org/
An international non-profit professional organization based in Tulsa, Oklahoma dedicated to the dissemination of scientific information sedimenatary studies and related fields. |
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Site of the GCSSEPM Foundation and Section - http://www.gcssepm.org/
Gulf-coast regional branch of SEPM, an international non-profit professional organization disseminating geological information. |
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Global Precambrian Sedimentation Syndicate - http://www.up.ac.za/academic/geol/gpss/
GPSS is an informal working group dedicated to the analysis of Precambrian basins worldwide, with an emphasis on the evolution of volcano-sedimentary basins. |