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IAG Structure Change: Splitting of Commission 4 & new IDEA Representative

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From 2027, the IAG splits Commission 4 into Commission 4 (PNT) and Commission 5 (Atmosphere and Space Weather), and adds a voting IDEA representative to the Executive Committee. Effective July 2027 after the IUGG Assembly.

TIGER Symposium in Geodesy 2026

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The TIGER Symposium in Geodesy 2026 brought together 275 participants worldwide to discuss advances in geodynamics, Earth rotation, and geodetic research, fostering interdisciplinary collaboration and supporting early career scientists.

New GGOS Video: Gravity – The Invisible Force Shaping Our Earth

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Discover how gravity reveals changes in ice, water, sea level and Earth’s interior. The new 8-minute GGOS video explains gravity and its role in geodesy in an accessible way. Available with narration in 11 languages and subtitles in 9 more.

GGOS Africa established as a GGOS Affiliate

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GGOS Africa has been approved as a new GGOS Affiliate, strengthening collaboration with the African geodetic community, supporting capacity development, and connecting regional expertise with the global geodesy community.

Call for Nominations for IAG Officers (2027–2031)

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Call for nominations for IAG Officers for 2027–2031. The IAG community is invited to nominate candidates for the next IAG leadership. Deadline for nominations: 31 October 2026.

Join Us for GGOS Days 2026 – Registration and Final Programme Now Available

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Join GGOS Days 2026, 5–7 October in Gävle or online. Discover the latest developments in global geodesy, connect with the community and help shape future GGOS activities. Participation is free; registration is required.

Geodesy for Safer Societies: Join the GGOS Topical Meeting on Geohazards

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Join the GGOS Topical Meeting on Geohazards on 2 October 2026 in Gävle or online. Explore how GNSS, InSAR and other geodetic techniques support hazard monitoring, early warning and safer societies. Participation is free. Registration required.

TIGER Symposium in Geodesy 2026 – Programme online and early-bird deadline approaching

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We would like to inform you that the programme of the TIGER Symposium in Geodesy 2026 is now available online: TIGER 2026. A general overview can be found on the website: Programme In addition, the deadline for in-person early-bird registration…

Stay Connected with GGOS IberAtlantic

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GGOS IberAtlantic has updated its website and launched a newsletter to share news, events, and opportunities across the IberAtlantic region.

GGOS Session at AGU26 – Call for Abstracts

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Submit your abstract to the GGOS Session at AGU26 in San Francisco! Contributions on geodetic products, standards, Earth & Moon geodesy welcome. Deadline: 5 Aug 2026.