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Article
Rolf A. Ims, Auteur ; John-Andre Henden, AuteurRapid, but contrasting, changes in the extent of erect thicket-forming shrubs is presently seen in the Arctic, either resulting from a warmer climate (increasing extent) or intensified herbivory (decreasing extent). We investigated the impact of[...]
Article
John-Andre Henden, Auteur ; Audun Stien, Auteur ; Bard-Jorgen Bardsen, Auteur ; Nigel G. Yoccoz, Auteur ; Rolf A. Ims, AuteurMesocarnivores increase in number and geographic range in human-disturbed ecosystems with cascading negative impact on biodiversity. To mitigate such impacts, it is essential to identify the proximate[...]
Article
John-Andre Henden, Auteur ; Nigel G. Yoccoz, Auteur ; Rolf A. Ims, Auteur ; Bard-Jorgen Bardsen, Auteur ; Anders Angerbjorn, AuteurPredator populations with demographic cycles driven by multi-annual cycles of their key prey resource can be expected to be "cyclic phase sensitive" to management actions. We explored this by means of modelling in the case of the highly endanger[...]
Article
Siw T. Killengreen, Auteur ; Rolf A. Ims, Auteur ; Nigel G. Yoccoz, Auteur ; Kari Anne Brathen, Auteur ; John-Andre Henden, Auteur ; Tino Schott, AuteurWe conducted a large-scale, campaign-based survey in Finnmark, northern Norway to evaluate the proposition that declining Arctic fox populations at the southern margin of the Arctic tundra biome result from fundamental changes in the state of th[...]
