@unpublished{TUW-234896, author = {Bartsch, Annett and Trofaier, Anna Maria and Widhalm, Barbara and H{\"o}gstr{\"o}m, Elin and Leibmann, Marina and Dvornikov, Yury}, title = {Challenges and Achievements in Circumpolar Monitoring of Land Surface Hydrology with Satellite Data}, year = {2014}, note = {invited; talk: AGU Fall Meeting 2014, San Francisco, USA; 2014-12-15 -- 2014-12-19} }