• Tektonikos: Building the Future

    New Student Giving Circle

    Give $50 in a year or commit to a recurring gift of just $5 per month, and you become a member of Tektonikos.

    We have a lot of exciting things planned for members of Tektonikos, so keep an eye out for updates and information.


  • Mappt in use


    Mappt FREE for GSA members with .edu email address — heavily discounted for all others. 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

  • GSA mark

    New GSA Position Statements

    At its May 2018 meeting, GSA Council adopted a new position statement,"Removing Barriers to Career Progression for Women in the Geosciences." Council also adopted minor revisions to two statements “Promoting Earth Science Literacy for Public Decision Making” and "Critical Minerals and Materials" and endorsed a joint statement by SSA and AGU entitled "The Capability to Monitor the Comprehensive Nuclear-Test-Ban Treaty (CTBT) Should be Expanded, Completed, and Sustained."

  • geological collage

    GSA Scientific Divisions

    At its May meeting, GSA Council approved a new Geochronology Division; redefined the Soils and Continental Drilling IIGs as Divisions; and Archaeological Geology is now Geoarchaeology.

  • GSA Today Science Ahead of Print

    GSA Today - Science Ahead of Print

    Late Cenozoic Evolution of the Upper Mississippi River, Stream Piracy, and Reorganization of North American Mid-Continent Drainage Systems

  • Student researching in the field

    Congratulations to Research Grant Recipients

    $778,594 was awarded to 381 graduate students (52% of the 730 who applied for 2018), with an average grant of $2,044.

Featured Events All Events

  • 21June2018
    Summer Solstice Northern Hemisphere 4:07 a.m. MDT. Earth's maximum axial tilt toward the Sun is 23.44°
  • 18July2018
    WEBINAR 1:00 PM EDT Managing Groundwater Storage (AGI Policy & Critical Issues Webinar Series)
  • 23-27July2018
    GeoTeachers Field Workshop Flagstaff, Arizona GSA GeoTeachers Professional Development Field Workshop
  • 30-3July/Aug2018
    GeoTeachers Field Workshop Colorado Springs, Colorado GSA GeoTeachers Professional Development Field Workshop