4509 20200107165954.0 CTALK-2020-0018 Mierla, Marilena Coronal holes and space weather consequences 2019 2019-07-03 STCE Rodriguez, Luciano samara, Evangelia School: Towards Future Research on Space Weather: Concepts and Tools, San Juan, Argentian marilena.mierla@observatoire.be Invited CTALKINVI