Earth observation, Synthetic Aperture Radar, Chryosphere (Snow/Ice), flood detection.
PhD from the University of Tromsø, Space plasma physics, 1994.
Visiting PhD student at Cornell University, USA , 1993.
Postdoc. at the University of Tromsø and CEPHAG, INPG, Grenoble, Frankrike, 1995-1997.
Guest scientist at the University of Oslo, Institute of physics, 1997.
Scientist at the Norwegian Defense Research Establishment (FFI, Dept of electronics, (Radar/ESM) 1997-2001.
Project leader and coordinator for the EU project EnviSnow.