The New IAG Membership Portal

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The new IAG Membership Portal provides a fast, fully automated way to join or manage your IAG membership. Registration, membership selection, secure payment, and account management are integrated in one place. Members can download certificates, invoices, and payment confirmations anytime. Credit card, Google Pay and bank transfer are available for payment.

Spotlight on Young Researchers – ECSNet Video Series

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The IUGG Early Career Scientist Network (ECSNet) launched a video series highlighting Early Career Scientists (ECSs) from all IUGG Associations, including several actively involved in the IAG. This blog series at IAG website will feature selected videos with short profiles, offering insights into the research, motivation, and career paths of the next generation of geodesists.
IAG Early Career Scientists ECS Networking

Open Call for Early Career Researchers – EPOS-GNSS TCS Participation in EPOS Days 2026

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The GNSS Data & Products Thematic Core Service (EPOS-GNSS TCS) will support the participation of two Early Career Researchers (ECRs) in the ECR session at EPOS Days 2026 (16–20 March 2026, Cagliari, Italy). Selected ECRs will give a flash presentation and a poster, with travel support provided according to EPOS rules. Eligible applicants must be PhD students or have obtained their PhD within the last 7 years, actively use EPOS-GNSS data or products, and be able to attend the event. Applications (single PDF) including abstract, motivation, and a recommendation letter must be submitted by 5 December 2025 to

New IAG Publications | Geodesist’s Handbook 2024 & IAG Travaux 2023–2025

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The IAG has released two flagship open-access references: the Geodesist’s Handbook 2024 and the IAG Travaux Report 2023–2025. The Handbook presents IAG statutes, structure, officers, and planned scientific activities, while the Travaux documents scientific and organizational progress across all IAG components. Both volumes provide DOIs for the full work and for each chapter, supporting precise citation and strengthening the international visibility of IAG activities.

TIGER Symposium in Geodesy 2026 | Save the date: Sept. 28 – Oct. 1

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We will be hosting the TIGER Symposium in Geodesy 2026 in Gävle, Sweden. The symposium is organized by the International Association of Geodesy (IAG) Commission 3 and will bring together scientists working on Earth rotation, geodynamics, crustal…
VLBI GNSS Onsala Sweden

The Visibility Challenge of Geodesy

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Geodesy quietly underpins our modern world - from GNSS navigation to climate monitoring and digital twins. The new article “The Visibility Challenge of Geodesy” in the GIM International Magazine (Issue 4 2025) explores the global infrastructure behind geodesy and highlights initiatives to make it more visible and accessible to surveyors, geomatics professionals, and the wider geospatial community.

Obituary of Bernard Chovitz

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Bernard Chovitz († April 25, 2025) was a pioneering geodesist and NOAA official. He advanced Geodesy from 2D to modern 3D/4D models, contributing to gravity field analysis, satellite data, and reference systems. His work, alongside geodetic giants, profoundly shaped the field. The International Association of Geodesy honors his legacy.

From Struve to Space: 11th Nordic Geodetic Commission Summer School held in Estonia 2025

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The Nordic Geodetic Commission’s 11th Summer School "From Struve to Space" gathered 61 participants from 13 countries in Tartu, Estonia (Aug 25–29, 2025). Hosted for the first time on the Baltic shore, the event blended history and innovation — exploring GNSS, machine learning, and geodesy’s future. A collegial, inspiring setting connected young researchers with Struve’s scientific legacy.

IAG Honors Outstanding Contributions in Geodesy: Awardees of 2023 and 2024

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The International Association of Geodesy (IAG) has honored four outstanding scientists with its Young Author’s and Best Reviewer’s Awards for 2023 and 2024. The recipients are Dr. Safoora Zaminpardaz, Dr. Justyna Śliwińska-Bronowicz, Dr. Bailing Li, and Dr. Judit Benedek. These awards recognize excellence in scientific research and dedicated service to the geodetic community worldwide.
Geodesy Cartoon Competition

Geodesy Cartoon Competition

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Join the Geodesy Cartoon Competition and turn complex science into creative, engaging visuals. Whether you're a scientist or an artist, this is your chance to make geodesy fun and accessible. Win up to 900€, gain international visibility, and help others understand why geodesy matters. Open to all!