CEOS WGCV Cal/Val portal

Many hands make flight work… EarthCARE teams up with @DLR_en research aircraft HALO to validate the satellite’s measurements 🛩️🛰️ 🔗egusphere.copernicus.org/preprints/2026…

🚀✨ GHGSat is here! Part of @ESA’s Third-Party Missions programme, this Canadian satellite constellation monitors greenhouse gas emissions 🌱💨 from space. 📊 Check out our infographic to see how satellite technology is helping tackle climate change! 📷 @ESA_EO

🤧No need to miss #JACIE any longer! 😃 📡🛰️Registration for #JACIE26 is now open!👀 calval.cr.usgs.gov/apps/jacie26-r…

📡🛰️Just a reminder that registration for #JACIE2026 is now open 👏😀 📯You can register yourself here 👉calval.cr.usgs.gov/apps/jacie26-r…

How can we make #VHRODA better?🤔 🙏Please help us and take a few minutes to complete our survey at: docs.google.com/forms/d/e/1FAI… Your feedback will be most welcome! 🙂

Missing #VHRODA25? Presentations and posters are now available through the Agenda page at: earth.esa.int/eogateway/even…, with associated Zenodo DOIs. Summary Minutes and Recommendations Report will be released in the following weeks. Keep an eye on: earth.esa.int/eogateway/even…

It's nice having radar and lidar working in tandem 😁

When you understand physics

👀Registration for #JACIE26 now open!👀 usgs.gov/calval/jacie-2…

👏Thanks for all your support this year👏What a year!!! #CEOS_WGCV was impressed by the talent, experience, latest tech and fresh ideas you presented in 2025. We look forward to more!👀 Here's to calibrations which are harmonious and validations of pure joy!😎🛰️Happy 2026! 🙌🎉🪇

Big news: You can now access the full ASTER archive already processed in the cloud! The LP DAAC—a USGS-NASA partnership—finished the project early, so 25 years of data are ready for you. Here are just a couple views from ASTER. Learn more: ow.ly/5Ahb50XNhqc @NASAEarth

📢 VH-RODA 2025 Presentations now available Missed the VH-RODA 2025 meeting? The presentations are now available on Earth Online. 👉 View them here: earth.esa.int/eogateway/even…

😲Last day to submit your #JACIE26 abstract 📡🛰️ 👍Submissions by 5 pm Central US time ⏲️ For more details👉calval.cr.usgs.gov/apps/jacie26-a…

🛰️ Two scientific papers on atmospheric correction recently published! Conducted within @CEOS_WGCV, the Atmospheric Correction Inter-Comparison eXercise (ACIX) addresses atmospheric correction challenges with a comprehensive assessment of algorithms 🔗 ceos.org/news/acix-iii/

🌪️🛰️Abstract submission closes on 23 December for the #AEOLUS Science & CALVAL Conference 2026 👀 For more info 👉aeolus2026.org

🙋‍♀️🙋🙋‍♂️Due to popular demand, the deadline for abstracts for #JACIE26 has been extended for the final time to 19 December 2025 👏👏👏 🛼🛼Get your skates on so you don’t miss out! For more details 👀calval.cr.usgs.gov/apps/jacie26-a…

📢👀Only 3 days left to submit your abstracts for #JACIE2026📡🛰️ For more details 👉calval.cr.usgs.gov/apps/jacie26-a…

🗞️ New #Newsletter articles! @JAXA_en 🍃WGClimate Finalizes Space Agencies’ Response to the 2022 GCOS Implementation Plan: earth.jaxa.jp/.../ceos-cgms-… 🔧 2025 CEOS SIT Technical Workshop earth.jaxa.jp/.../2025-ceos-…

📢The abstract submission deadline for #JACIE2026 has been extended to 12th Dec 2025 👀 More info here: 👉usgs.gov/calval/jacie-2…

📢 Grant deadline extended to 3 December! Drive uptake of #CopernicusAtmosphere data, build capacity & foster collaboration to address atmospheric challenges & impacts via the National Collaboration Programme (NCP). Learn more & apply: atmosphere.copernicus.eu/grants