5167 20210125115640.0 CTALK-2021-0012 Pottiaux, E. GNSS-derived water vapour observations at high latitudes 2020 2020-07-02 STCE GNSS Troposphere Water Vapor Numerical Weather Model Meteorology Climate Polar Van Malderen, R. GRAPE Workshop (Online) eric.pottiaux@observatoire.be http://grape.rm.ingv.it/index.php/conferences/on-line-workshop Contributed CTALKCONT