An event to mark the International Day of Women and Girls in Science on 11 February 2026 the International Science Council (ISC), InterAcademy Partnership (IAP) and Standing Committee for Gender […]
We are pleased to invite the GNSS-EPOS community to the inaugural session of our 2026 webinar series, featuring guest speaker Dr. Marianne Métois from the Laboratoire de Géologie de Lyon. Presentation Title: "Tracking very slow deformation of continental Europe with GNSS: challenges and perspectives" Event Details: Date: Monday, 23rd February 2026 Time: 10:00 – 11:00 […]
The Technical University of Munich (TUM) is proud to lead global geodetic research as it currently holds the presidents of Commission 1 “Reference Frames” of the International Association of Geodesy […]
Under the umbrella of the International Association of Geodesy (IAG), the IAG’s Global Geodetic Observing System (GGOS) and the International Earth Rotation and Reference Systems Service (IERS) periodically hold […]
Paul Tregoning (Australian National University, Canberra, Australia), will present "A tool to assess the accuracy of glacial isostatic adjustment predictions of present-day crustal uplift rates" While there are many global […]
GeodCon-26 is a premier national symposium bringing together researchers, professionals, policymakers, and industry leaders to discuss recent advancements in geodetic science and its applications. The conference highlights innovations in Earth observation, reference frames, satellite and ground-based measurements, and the integration of emerging technologies such as AI and cloud computing. Through expert tutorials, technical sessions, and collaborative workshops, GeodCon-26 aims to strengthen geodetic capacity and position India at the forefront of global geospatial science.
Tracking Mountain Aquifer Storage and Discharge Using Space Geodesy: Using high-precision GNSS surface displacements, this study quantifies groundwater storage changes in the Sierra Nevada and Cascade ranges. Results show long-term depletion due to droughts but rapid recharge during extreme precipitation events, which can restore and sustain groundwater storage and influence regional water supply and ecosystem resilience.
EPOS Days is the flagship annual conference of the European Plate Observing System (EPOS), bringing together researchers, data providers, and infrastructure developers from across Europe to advance collaboration in solid Earth science. The event serves as a key forum to discuss the evolution of EPOS as a pan-European research infrastructure and to showcase progress in […]
This Technical Workshop aims to bring together operators, users, and manufacturers of superconducting gravimeters to share, collect and transmit knowledge and experiences, providing a forum to discussing instrumental challenges, processing […]
We announce a seminar by Wenjin Chen on algorithms and software for efficient gravity forward modeling of hydrological mass changes. The talk reviews methods in Cartesian and spherical systems, comparing accuracy and efficiency of modeling approaches, and highlights trade-offs between realism and computation, with applications to hydrological mass change analysis.
The PhHS-IHRF2026 symposium will be held in Riyadh, Saudi Arabia from 7-9 April 2026. It focuses on observing and interpreting the Earth's gravity field and geoid, emphasizing height systems and the International Height Reference Frame (IHRF). This Joint IAG Symposium is co-organized by IAG Sub-Commissions 2.2 and 2.4, IGFS, and GGOS.
The 14th General Meeting of the International VLBI Service for Geodesy and Astrometry (IVS) is the biennial general assembly of the geodetic/astrometric VLBI community. All IVS Associate Members and individuals […]
This conference explores Earth’s internal and external processes and their interaction with the space environment. It covers crust and mantle dynamics, tectonics, seismicity, and variations in gravitational and magnetic fields, as well as satellite and geodetic methods, fostering interdisciplinary collaboration across geophysics, geology, geodesy, and space sciences.
We are pleased to announce the next edition of the European Navigation Conference series, ENC 2026, will take place in Vienna, April 28-30, 2026. The ENC-series is now widely acknowledged […]
Abstract Submission Deadline: Thursday, 15 January 2026, 13:00 CET EGU 2026 website: https://www.egu26.eu
The Geodesy Reception 2026 took place on Tuesday, May 5 (19:00-21:45) during the EGU General Assembly 2026. It was hosted for the third time at BEV (Federal Office of Metrology and Surveying). 👉 Read the full recap of this event Registration Registration was required, as capacity was limited to 120 participants. Attendance is only possible […]
Allie Coonin (Brown University, Providence, USA) and Tamara Pico (University of California, Santa Cruz, USA) will present: "Transient Earth Rheology Temporarily Slows West Antarctic Ice Retreat in Future Climate Projections" […]
We are pleased to announce our third seminar hosted by the IAG Working Group 3.1. Christian Massari will present on hydrologic variability in Europe and beyond using satellites and in situ sensors. The seminar will be held on May 13; further details and the link will be provided later.
JpGU-AGU Joint Meeting 2026 is the first joint meeting with AGU since 2020. As in recent years, we plan to hold the meeting in the hybrid format, mixing on-site (at […]
FIG and the local organisers are looking forward to welcoming you to Cape Town. Reserve the dates: 24-29 May 2026 The four congress dates are 25-28 May 2026 and the […]
Chile – where the crust trembles daily and even a traditional cocktail is nicknamed the “Earthquake” – will become the epicenter of an unprecedented scientific gathering in South America. On […]
This in-person workshop is organized with the main objective to obtain feedback by the entire European community. Opinions, comments and thoughts on EQUIP-G project activities will contribute to shaping key aspects on the future of (terrestrial) gravimetry. This is centered around the main long-term goal to establish a permanent perennial entity of a shared park […]
“Every map ever drawn. Every satellite ever launched. Every border ever defined. All rest upon one science… Geodesy” About the Event What if the science that holds our modern […]
Honorary colloquium on the occasion of the 95th birthday of Prof. Wolfgang Torge and the 85th birthday of Prof. Günter Seeber The keynote lecture " Hochstabile GNSS-Positionierung für die quanten-basierte […]
Achraf Koulali (Newcastle University, UK) and Matt King (University of Tasmania, Australia) will present: "Sensitivity of Antarctic GPS time series to varying surface mass balance loads, and implications for estimates […]
The Spanish-Portuguese Assembly of Geodesy and Geophysics, which held its first meeting in Almería in 1998, began meeting every two years, alternating between the two countries responsible, Spain and Portugal. […]
EUREF is the International Association of Geodesy (IAG) Reference Frame Sub-Commission for Europe. The EUREF Symposium has been organized since 1990 and the scope of the symposium covers EUREF activities, […]
The 2026 IDS Workshop will be held in Wiesbaden, Germany, from 23–25 June 2026 alongside the 2026 OSTST meeting. Organized by Eumetsat, Copernicus and CNES, it will showcase recent developments and scientific results based on DORIS data and foster discussion and coordination of future IDS community activities.
The University of Zagreb – Faculty of Geodesy is organizing the 2nd International Conference of Environmental Remote Sensing and GIS (ICERS) from July 1-3, 2026, in Zagreb, Croatia. ICERS serves as a unique meeting point for sharing the latest advancements and applied solutions in the fields of remote sensing and GIS, offering fresh perspectives on […]
Here we show that GIA models with realistic 3-D mantle viscosity derived from seismic structures with an effective activation energy of 300–400 kJ/mol and a weak asthenosphere fit paleo-sea level data in North America better than several widely used 1-D GIA models.
46th Scientific Assembly of the Committee on Space Research (COSPAR) and Associated Events "COSPAR 2026" Please find more info here: https://cospar2026.org/
Geodesy group of Aalborg University is planning to have a summer school at the Geodesy Group, Aalborg University, August 25-28 2026. The school will be for four days and focusing on training Early Careers to improve their skill of satellite data processing and hydrological data assimilation. The program will be ~50%-50% on theory and practical […]
Welcome to the Workshop on GNSS Ionosphere (IWGI2026) – Remote Sensing Techniques and Applications The “Workshop on GNSS Ionosphere (IWGI2026) – Remote Sensing Techniques and Applications” will take place as in-person […]
We invite you to the XI Hotine-Marussi Symposium, which will be held in Genoa, Italy, September 7-11, 2026 under the scientific coordination of the Intercommission Committee on Theory (ICCT) of the […]
The European VLBI Network Symposium is the main forum for discussion of the latest Very Long Baseline Interferometry scientific results and technical developments within the EVN member countries. This biennial meeting brings together the global VLBI community to exchange knowledge, share research, discuss advancements in VLBI techniques, and foster collaboration in radio astronomy.
The 2026 ITGRF workshop will provide an excellent opportunity to advance the International Terrestrial Gravity Reference Frame and to discuss current activities within the IAG Joint Working Group 2.1.1. The […]
The two-day workshop will cover the basics of analysing VLBI geodetic data, simulations and scheduling. Participants will have the opportunity to apply their learning through hands-on exercises utilising VieVS & VieSched++. The workshop is aimed at PhD students and newcomers to the field of geodetic VLBI analysis. The registration is offered on a first-come, first-served […]
Frontiers of Geodetic Science (FroGS) is a conference which takes place every year as part of the German INTERGEO, one of the world's leading platforms for geodesy, geoinformation, and land […]
We will be hosting three consecutive meetings in Gävle (Sweden) in autumn 2026. Please join us for: Tracking and Investigating Geodynamics and Earth Rotation - TIGER Symposium in Geodesy (the 1st symposium of the IAG Commission 3 on Earth Rotation and Geodynamics, in cooperation with the Journees meeting series) - September 28th to October […]
The ESA 10th International Colloquium on GNSS covers topics such as time and frequency principles, positioning and navigation, orbit determination, space navigation, GNSS-enabled science, Earth sciences, fundamental physics, remote sensing, and quantum technologies for PNT. Abstract submission is extended to 8 May 2026; selected papers appear in Advances in Space Research.
The Gravity, Geoid and Height Systems Symposium (GGHS) is a leading international meeting organized under the International Association of Geodesy (IAG). It brings together experts, researchers, and students to discuss […]
The Institute of Geosciences (IGEO) and joint IAG-IASPEI sub-commission "Seismo-geodesy" are delighted to invite you to the 21st WEGENER Assembly, which will take place in Tirana, Albania, from October 13–15, 2026. WEGENER meetings gather geodesists and geoscientists working in the Mediterranean, earthquake processes and geodynamics. The WEGENER meeting is supported by International Association of Geodesy […]
IAG collaborates closely with numerous organizations within geodesy and beyond. See the list for details.
This website is provided by the IAG Secretariat and the GGOS Coordinating Office, which are hosted by the BEV – Federal Office of Metrology and Surveying (Bundesamt für Eich- und Vermessungswesen) in Vienna, Austria.