1. NORCE Norwegian Research Centre Bjerknes Centre for Climate Research Bergen Norway
2. Formerly at Geophysical Institute University of Bergen Bergen Norway
3. Joint Institute for the Study of the Atmosphere and Ocean University of Washington Seattle WA USA
4. Pacific Marine Environmental Laboratory National Oceanic and Atmospheric Administration Seattle WA USA
5. Instituto de Investigaciones Marinas CSIC Vigo Spain
6. Earth System Science Interdisciplinary Center University of Maryland College Park MD USA
7. National Centers for Environmental Information National Oceanographic and Atmospheric Administration Silver Spring MD USA
8. Geophysical Institute, University of Bergen and Bjerknes Centre for Climate Research Bergen Norway