Blar i NINA Brage på forfatter "Jepsen, Jane Uhd"
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Automatic flower detection and phenology monitoring using time-lapse cameras and deep learning
Mann, Hjalte M. R.; Iosifidis, Alexandros; Jepsen, Jane Uhd; Welker, Jeffrey M.; Loonen, Maarten J.J.E.; Høye, Toke T. (Peer reviewed; Journal article, 2022)The advancement of spring is a widespread biological response to climate change observed across taxa and biomes. However, the species level responses to warming are complex and the underlying mechanisms are difficult to ... -
Breeding persistence of Slavonian Grebe (Podiceps auritus) at long-term monitoring sites: predictors of a steep decline at the northern European range limit
Stien, Jenny; Strann, Karl Birger; Jepsen, Jane Uhd; Frivoll, Vigdis Irene; Ims, Rolf Anker (Peer reviewed; Journal article; Journal article, 2015)The Slavonian Grebe (Podiceps auritus) has its European northern range limit in northern Norway, and is a species of national conservation concern due to its small population size and unknown population trend. ... -
Defining ecological buffer mechanisms should consider diverse approaches
Milles, Alexander; Bielcik, Milos; Banitz, Thomas; Gallagher, Cara A.; Jeltsch, Florian; Jepsen, Jane Uhd; Oro, Daniel; Radchuk, Viktoriia; Grimm, Volker (Peer reviewed; Journal article, 2023)In their response letter, Gascoigne et al. propose a relevant approach to characterizing ecological buffer mechanisms, akin to the study of buffer mechanisms in chemistry [1]. Their chemistry-inspired viewpoint enables ... -
Does long-term grazing cause cascading impacts on the soil microbiome in mountain birch forests?
Ahonen, Saija H.K.; Ruotsalainen, Anna Liisa; Wäli, Piippa R.; Suominen, Otso; Vindstad, Ole Petter Laksforsmo; Jepsen, Jane Uhd; Markkola, Annamari (Peer reviewed; Journal article, 2024)In subarctic mountain birch forests, reindeer grazing and moth outbreaks act as important biotic drivers of ecosystem functioning. We investigated how a long-term contrast in reindeer grazing regimes and short-term ... -
Elevationally biased avian predation as a contributor to the spatial distribution of geometrid moth outbreaks in sub-arctic mountain birch forest
Pepi, Adam A.; Vindstad, Ole Petter Laksforsmo; Ek, Malin; Jepsen, Jane Uhd (Journal article; Peer reviewed, 2017)1. Population dynamics and interactions that vary over a species’ range are of particular importance in the context of latitudinal clines in biological diversity.Winter moth (Operophtera brumata) and autumnal moth (Epirrita ... -
End-user involvement to improve predictions and management of populations with complex dynamics and multiple drivers
Henden, John-André; Ims, Rolf Anker; Yoccoz, Nigel; Asbjørnsen, Einar Johannes; Stien, Audun; Mellard, Jarad Pope; Tveraa, Torkild; Marolla, Filippo; Jepsen, Jane Uhd (Peer reviewed; Journal article, 2020)Sustainable management of wildlife populations can be aided by building models that both identify current drivers of natural dynamics and provide near-term predictions of future states. We employed a Strategic Foresight ... -
Globally consistent climate sensitivity of natural disturbances across boreal and temperate forest ecosystems
Seidl, Rupert; Honkaniemi, Juha; Aakala, Tuomas; Aleinikov, Alexey; Angelstam, Per; Bouchard, Mathieu; Boulanger, Yan; Burton, Philip J.; De Grandpré, Louis; Gauthier, Sylvie; Hansen, Winslow D.; Jepsen, Jane Uhd; Jõgiste, Kalev; Kneeshaw, Daniel D.; Kuuluvainen, Timo; Lisitsyna, Olga; Makoto, Kobayashi; Mori, Akira S.; Pureswaran, Deepa S.; Shorohova, Ekaterina; Shubnitsina, Elena; Taylor, Anthony R.; Vladimirova, Nadezhda; Vodde, Floortje; Senf, Cornelius (Peer reviewed; Journal article, 2020)Disturbance regimes are changing in forests across the world in response to global climate change. Despite the profound impacts of disturbances on ecosystem services and biodiversity, assessments of disturbances at the ... -
Habitatmodell for lirype i Finnmark
Pedersen, Åshild Ø.; Jepsen, Jane Uhd; Biuw, Martin; Johansen, Bernt (NINA rapport;845, Research report, 2012)Pedersen, Å.Ø., Jepsen, J.U., Biuw, M. & Johansen, B. 2012. Habitatmodell for lirype i Finnmark – NINA Rapport 845, 36 s. I 2010 tok Finnmarkseiendommen (FeFo) initiativ til å utvikle en regional prediktiv habitatmodell ... -
Identification and evaluation of 21 novel microsatellite markers from the autumnal moth (Epirrita autumnata) (Lepidoptera: Geometridae)
Aarnes, Siv Grethe; Fløystad, Ida; Schregel, Julia; Vindstad, Ole Petter L.; Jepsen, Jane Uhd; Eiken, Hans Geir; Ims, Rolf Anker; Hagen, Snorre (Peer reviewed; Journal article, 2015)The autumnal moth (Epirrita autumnata) is a cyclically outbreaking forest Lepidoptera with circumpolar distribution and substantial impact on Northern ecosystems. We have isolated 21 microsatellites from the species to ... -
Insect herbivory strongly modifies mountain birch volatile emissions
Rieksta, Jolanta; Li, Tao; Junker, Robert R.; Jepsen, Jane Uhd; Ryde, Ingvild; Rinnan, Riikka (Peer reviewed; Journal article, 2020)Insect herbivory is known to augment emissions of biogenic volatile organic compounds (BVOCs). Yet few studies have quantified BVOC responses to insect herbivory in natural populations in pan-Arctic regions. Here, we assess ... -
Local buffer mechanisms for population persistence
Milles, Alexander; Banitz, Thomas; Bielcik, Milos; Frank, Karin; Gallagher, Cara A.; Jeltsch, Florian; Jepsen, Jane Uhd; Oro, Daniel; Radchuk, Viktoriia; Grimm, Volker (Peer reviewed; Journal article, 2023)Assessing and predicting the persistence of populations is essential for the conservation and control of species. Here, we argue that local mechanisms require a better conceptual synthesis to facilitate a more holistic ... -
Moth Outbreaks Reduce Decomposition in Subarctic Forest Soils
Sandén, Hans; Mayer, Mathias; Stark, Sari; Sandén, Taru; Nilsson, Lars Ola; Jepsen, Jane Uhd; Wäli, Oiippa Ritta; Rewald, Boris (Peer reviewed; Journal article, 2019)Tree mortality from insect infestations can significantly reduce carbon storage in forest soils. In subarctic birch forests (Betula pubescens), ecosystem C cycling is largely affected by recurrent outbreaks of defoliating ... -
Naturtyper i klimatilpasningsarbeid. Effekter av klimaendringer og klimatilpasningsarbeid på naturmangfold og økosystemtjenester
Aarrestad, Per Arild; Bjerke, Jarle W.; Follestad, Arne; Jepsen, Jane Uhd; Nybø, Signe; Rusch, Graciela; Schartau, Ann Kristin (NINA Rapport;1157, Research report, 2015)Rapporten sammenstiller eksisterende kunnskap om effekter av klimaendringer og samfunnets fysiske klimatilpasningstiltak på norske naturtyper og deres økosystemtjenester (unntatt marine naturtyper, grunnleggende ... -
Numerical responses of saproxylic beetles to rapid increases in dead wood availability following geometrid moth outbreaks in sub-arctic mountain birch forest
Laksforsmo Vindstad, Ole Petter; Schultze, Sabrina; Jepsen, Jane Uhd; Biuw, Erik Martin; Kapari, Lauri Teemu; Sverdrup-Thygeson, Anne; Ims, Rolf Anker (Peer reviewed; Journal article, 2014)Saproxylic insects play an important part in decomposing dead wood in healthy forest ecosystems, but little is known about their role in the aftermath of large-scale forest mortality caused by pest insect outbreaks. We ... -
Panel-based Assessment of Ecosystem Condition (PAEC). Technical protocol version 2
Jepsen, Jane Uhd; Arneberg, Per; Ims, Rolf Anker; Siwertsson, Anna; Yoccoz, Nigel Gilles (NINA Rapport;1890, Research report, 2020)Jepsen, J.U., Arneberg, P., Ims, R.A., Siwertsson, A., Yoccoz, N.G. 2020. Panel-based Assessment of Ecosystem Condition (PAEC) – Technical protocol version 2. NINA Report 1890. Norwegian Institute for Nature Research. Panel-based ... -
Record-low primary productivity and highplant damage in the Nordic Arctic Region in2012 caused by multiple weather events andpest outbreaks
Bjerke, Jarle W.; Karlsen, Stein Rune; Høgda, Kjell Arild; Malnes, Eirik; Jepsen, Jane Uhd; Lovibond, Sarah; Vikhamar-Schuler, Dagrun; Tømmervik, Hans (Peer reviewed; Journal article, 2014)The release of cold temperature constraints on photosynthesis has led to increased productivity (greening) in significant parts (32–39%) of the Arctic, but much of the Arctic shows stable (57–64%) or reduced productivity ... -
Resistance of a sub-arctic bird community to severe forest damage caused by geometrid moth outbreaks
Laksforsmo Vindstad, Ole Petter; Jepsen, Jane Uhd; Ims, Rolf Anker (Journal article; Peer reviewed, 2015)Outbreaks by geometrid moths periodically cause mass mortality of trees and state changes in understorey vegetation in sub-arctic mountain birch forest in northern Scandinavia. In order to assess the short-term impacts of ... -
Salvage logging of mountain birch after geometrid outbreaks: Ecological context determines management outcomes
Vindstad, Ole Petter Laksforsmo; Jepsen, Jane Uhd; Klinghardt, Moritz; Ek, Malin; Ims, Rolf Anker (Journal article; Peer reviewed, 2017)Outbreaks of pest insects occasionally cause mortality of entire forest stands. Salvage logging of affected stands is the most common management response to such events. Logging may aid stand recovery by increasing the ... -
Seasonal and elevational variability in the induction of specialized compounds from mountain birch (Betula pubescens var. pumila) by winter moth larvae (Operophtera brumata)
Ryde, Ingvild; Li, Tao; Rieksta, Jolanta; dos Santos, Bruna M.; Neilson, Elizabeth H. J.; Gericke, Oliver; Jepsen, Jane Uhd; Bork, Louise R. H.; Holm, Hildur S.; Rinnan, Riikka (Peer reviewed; Journal article, 2021)The mountain birch [Betula pubescens var. pumila (L.)] forest in the Subarctic is periodically exposed to insect outbreaks, which are expected to intensify due to climate change. To mitigate abiotic and biotic stresses, ... -
Test av fagsystemet for økologisk tilstand. Erfaringer fra pilotprosjekter for arktisk tundra og arktisk del av Barentshavet
Jepsen, Jane Uhd; Arneberg, Per; Ims, Rolf Anker; Siwertsson, Anna; Yoccoz, Nigel Gilles (NINA Rapport;1674, Research report, 2019)Jepsen, J.U., Arneberg, P., Ims, R.A., Siwertsson, A. og Yoccoz, N.G. 2019. Test av fagsystemet for økologisk tilstand. Erfaringer fra pilotprosjekter for arktisk tundra og arktisk del av Barentshavet. NINA Rapport 1674. ...