GeoLog

Arctic

Imaggeo On Monday: Revealing the secrets of the Arctic sky

Imaggeo On Monday: Revealing the secrets of the Arctic sky

When it is dark over Ny Ålesund, Svalbard, a bright green laser beam can be seen quite often, shooting from the AWIPEV Arctic Research Base observatory towards the sky. This beam belongs to “KARLi” the Koldewey Aerosol Raman Lidar, run by the Alfred Wegener Institute for more than 25 years, which contributes to long-term, atmospheric aerosol measurement records.   With this system ...[Read More]

Imaggeo On Monday: Konsfjorden and Kronebreen glacier

Imaggeo On Monday: Konsfjorden and Kronebreen glacier

Taken shortly after our departure from Ny-Ålesund after our first “Lost Meteorites” field trial in Greenland testing new equipment that can be used to discover ‘missing’ iron meteorites in Antarctica, the return flight gave incredible views of the surrounding landscape. This photo was taken looking down to the icy waters of Kongsfjorden on the west coast of Svalbard and the ...[Read More]

Imaggeo On Monday: Under the sea, in the deep, where fire meets water and life emerges III

Imaggeo On Monday: Under the sea, in the deep, where fire meets water and life emerges III

650 metres below the chilly waves of the North Atlantic Arctic Ocean, equidistant between Norway, Iceland and Greenland, are the Jan Mayen Vent Fields. Home to a series of hydrothermal vents strung along a set of normal faults and fissures that run parallel to the seafloor ridge, this is a strange and fascinating place. Hydrothermal vents are places where tectonic activity provides a way for the h ...[Read More]

Imaggeo on Mondays: A walk at the glacier

Imaggeo on Mondays: A walk at the glacier

In 2012 I had the opportunity to help lead a teaching excursion to the Norwegian archipelago Svalbard. On this trip, geography students from the Ruhr-University of Bochum in Germany had the chance to learn more about the nature of this fascinating island. In addition to Svalbard’s climatology and the wildlife, the region’s glaciology and geomorphology were the main topics we focused on. For exampl ...[Read More]