Jens Amundsen

Jens Amundsen is a prominent Norwegian geophysicist and glaciologist renowned for his extensive research on Arctic sea ice dynamics and polar climate systems. His career, primarily affiliated with the Norwegian Polar Institute and the University of Oslo, has significantly advanced the understanding of ice-albedo feedback mechanisms and their role in global climate models. Amundsen's work has been instrumental in shaping international polar research agendas and has earned him recognition through several prestigious scientific honors.

Early life and education

Jens Amundsen was born and raised in Oslo, where he developed an early fascination with the natural sciences and the Norwegian wilderness. He pursued his undergraduate studies in physics at the University of Oslo, graduating with distinction. His academic focus shifted towards Earth sciences during his graduate work, leading him to complete a doctorate in geophysics at the same institution under the supervision of noted climatologist Helge Drange. His doctoral thesis investigated early numerical models of Barents Sea ice cover, laying the groundwork for his future research career.

Career

Following his PhD, Amundsen secured a postdoctoral research fellowship at the Norwegian Polar Institute in Tromsø, collaborating with leading figures like Ola M. Johannessen. He subsequently joined the institute as a permanent research scientist, eventually rising to lead its Climate and Ice division. In parallel, he accepted a professorship in glaciology at the University of Oslo, where he mentors graduate students and oversees the Advanced Polar Climate Modeling Group. Throughout his career, Amundsen has served as a key scientific advisor to the Norwegian Ministry of Climate and Environment and has participated in major international expeditions, including those organized by the International Arctic Science Committee and the European Space Agency.

Research and contributions

Amundsen's primary research contributions center on the quantification of sea ice thickness using satellite altimetry data from missions like CryoSat-2 and ICESat. His analyses have provided critical insights into the accelerated decline of multiyear ice in the Fram Strait and the Canadian Arctic Archipelago. He pioneered methodologies to integrate remote sensing data with in-situ measurements from campaigns such as N-ICE2015 to improve predictions of summer ice melt. Furthermore, his work on the thermodynamic coupling between the Arctic Ocean and the atmosphere has refined parameters used in major climate models, including the Norwegian Earth System Model and the Community Earth System Model.

Awards and honors

In recognition of his scientific impact, Jens Amundsen was awarded the Fridtjof Nansen Medal for Outstanding Research in Earth sciences from the Norwegian Academy of Science and Letters. He is also a recipient of the European Geosciences Union's Louis Agassiz Medal for his contributions to cryospheric sciences. His research has been funded by prestigious grants from the Research Council of Norway and the European Research Council. In 2018, he was elected a fellow of the American Geophysical Union, and he holds an honorary doctorate from the University of Svalbard.

Personal life

Residing in Oslo, Jens Amundsen is an avid cross-country skiing enthusiast and often participates in long-distance tours in Nordmarka. He is married to Elin Strøm, a marine biologist at the Institute of Marine Research in Bergen, and they have two children. Amundsen is also a dedicated advocate for science communication, frequently giving public lectures at institutions like the Fram Museum and contributing to documentary films produced by the Norwegian Broadcasting Corporation.

Category:Norwegian geophysicists Category:Norwegian glaciologists Category:University of Oslo alumni Category:University of Oslo faculty Category:Living people