Twenty years ago, there was little talk about climate. Climate scientists barely existed. As the Bjerknes Centre celebrates its 20th anniversary this year, we have more than 200 scientists who all explore the Earth's climate.
Leaving Christmas preparations and northern winter storms behind, geologists from Bergen have travelled to the far south. On the Kerguelen Islands in the Southern Ocean, they will search for the westerlies of ancient times.
In the coldest years of the last ice age, the ice cap reached the British Isles and Poland. New research has revealed a green patch much closer to the North Pole. Part of a peninsula in Svalbard was free from ice.