• Mappt in use

  • New Member Benefit

    Mappt Mappt is a new powerful mobile GIS and data collection app for Android. It enables geoscientists, environmental professionals, geoscience students, and others to easily map and capture data offline in the field using their tablet or mobile phone.

News & Announcements

  • GeoTeachers

    GeoTeacher Field Workshops

    Sign up by 1 May for K-12 Professional Development Field Workshops in Colorado in Arizona.

  • GSA's Open Forum

    In the Open Forum

    Interesting video links (Sinabung eruption, mantle melting, Suswa Fissure) posted recently in the Open Forum. This discussion community is open to all GSA members.

  • Geology & Society Division

    GSA Division Milestone

    GSA's Geology and Society Division turns 15 years old this year. Established in 2003, G&S provides GSA members with opportunities to address important societal issues. CONGRATULATIONS G&S!

  • Open Access for GSA Journals

    Geosphere & Lithosphere are Open Access

    GSA is motivated to provide a valuable service to our membership and extend the reach and impact of our publications by making them accessible to the global research community and to the public and policymakers, worldwide.

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