• Changes in growing season duration and productivity of northern vegetation inferred from long-term remote sensing data 

      Park, Taejin; Ganguly, Sangram; Tømmervik, Hans; Euskirchen, Eugénie S.; Høgda, Kjell Arild; Karlsen, Stein Rune; Brovkin, Victor; Nemani, Ramakrishna R.; Myneni, Ranga B. (Journal article; Peer reviewed, 2016)
      Monitoring and understanding climate-induced changes in the boreal and arctic vegetation is critical to aid in prognosticating their future.Weused a 33 year (1982–2014) long record of satellite observations to robustly ...
    • Changes in timing of seasonal peak photosynthetic activity in northern ecosystems 

      Park, Taejin; Chen, Chi; Macias-Fauria, Marc; Tømmervik, Hans; Choi, Sungho; Winkler, Alexander; Bhatt, Uma S.; Walker, Donald A.; Piao, Shilong; Brovkin, Victor; Nemani, Ramakrishna R.; Myneni, Ranga B. (Journal article; Peer reviewed, 2019)
      Seasonality in photosynthetic activity is a critical component of seasonal carbon, water and energy cycles in the Earth system. This characteristic is a consequence of plant’s adaptive evolutionary processes to a given set ...
    • Changes in trophic state and aquatic communities in high Arctic ponds in response to increasing goose populations 

      Jensen, Thomas Correll; Walseng, Bjørn; Hessen, Dag Olav; Dimante-Deimantovica, Inta; Novichkova, Anna; Chertoprud, Elena S.; Chertoprud, Mikhail V.; Sakharova, Ekaterina G.; Krylov, Aleksandr V.; Frisch, Dagmar; Christoffersen, Kirsten Seestern (Peer reviewed; Journal article, 2019)
      1. The high Arctic, including the Svalbard archipelago in the North Atlantic, has been exposed to direct and indirect drivers of climatic change such as rising temperatures and associated changes in hydrology and nutrient ...
    • Changes in wetland habitat use by waterbirds wintering in Czechia are related to diet and distribution changes 

      Musilová, Zuzana; Musil, Petr; Zouhar, Jan; Šenkýřová, Adéla; Pavòn-Jordàn, Diego; Nummi, Petri (Peer reviewed; Journal article, 2021)
      1. Understanding species habitat use and factors affecting changes in their distribu-tions are necessary to promote the conservation of any biological community. We evaluated the changes in wetland use of the non- breeding ...
    • Changes in winter warming events in the Nordic Arctic Region 

      Vikhamar-Schuler, Dagrun; Isaksen, Ketil; Haugen, Jan Erik; Tømmervik, Hans; Luks, Bartlomiej; Schuler, Thomas Vikhamar; Bjerke, Jarle W. (Journal article; Peer reviewed, 2016)
      In recent years extreme winter warming events have been reported in arctic areas. These events are characterized as extraordinarily warm weather episodes, occasionally combined with intense rainfall, causing ecological ...
    • Changing Arctic snow cover: A review of recent developments and assessment of future needs for observations, modelling, and impacts 

      Bokhorst, Stef; Pedersen, Stine Højlund; Brucker, Ludovic; Anisimov, Oleg; Bjerke, Jarle W.; Brown, Ross D.; Ehrich, Dorothee (Journal article, 2016)
      Snow is a critically important and rapidly changing feature of the Arctic. However, snow-cover and snowpack conditions change through time pose challenges for measuring and prediction of snow. Plausible scenarios of ...
    • Changing contributions of stochastic and deterministic processes in community assembly over a successional gradient 

      Måren, Inger Elisabeth; Kapfer, Jutta; Aarrestad, Per Arild; Grytnes, John-Arvid; Vandvik, Vigdis (Journal article; Peer reviewed, 2017)
      Successional dynamics in plant community assembly may result from both deterministic and stochastic ecological processes. The relative importance of different ecological processes is expected to vary over the successional ...
    • Characterisation and mapping of landscape types, a case study from Norway 

      Erikstad, Lars; Uttakleiv, Lars Andre; Halvorsen, Rune (Journal article; Peer reviewed, 2016)
      The European Landscape Convention emphasises the human perception of landscapes in its definition of the landscape, and promotes citizen participation in landscape management processes. On the other hand, landscape ...
    • Characteristics of temporal changes in communities where dynamics differ between species 

      Solbu, Erik Blystad; Engen, Steinar; Diserud, Ola Håvard (Peer reviewed; Journal article, 2016)
      Communities with different phenotypic variation among species can have identical species abundance distributions, although their temporal dynamics may be very different. By using stochastic species abundance models, both ...
    • Characteristics, drivers and feedbacks of global greening 

      Piao, Shilong; Wang, Xuhui; Park, Taejin; Chen, Chi; Lian, Xu; He, Yue; Bjerke, Jarle W.; Chen, Anping; Ciais, Philippe; Tømmervik, Hans; Nemani, Ramakrishna R.; Myneni, Ranga B. (Peer reviewed; Journal article, 2019)
    • Chasing the bird: 3D acoustic tracking of aerial flight displays with a minimal planar microphone array 

      Dutilleux, Guillaume Joseph Antonin; Sandercock, Brett Kevin; Kålås, John Atle (Peer reviewed; Journal article, 2023)
      Tracking the flight patterns of birds and bats in three-dimensional space is central to key questions in evolutionary ecology but remains a difficult technical challenge. For example, complex aerial flight displays are ...
    • Chewing lice Trichodectes pinguis pinguis in Scandinavian brown bears (Ursus arctos) 

      Esteruelas, Nuria Fandos; Malmsten, Jonas; Bröjer, Caroline; Grandi, Giulio; Lindström, Anders; Brown, Paul; Swenson, Jon; Evans, Alina; Arnemo, Jon Martin (Journal article; Peer reviewed, 2016)
      In April 2014 and 2015, we noted localized alopecia (neck, forelimbs, and chest) and hyperpigmentation on two adult brown bears (Ursus arctos) captured in central-south Sweden for ecological studies under the Scandinavian ...
    • Children and nearby nature: A nationwide parental survey from Norway 

      Gundersen, Vegard; Skår, Margrete; O'Brien, Liz; Wold, Line Camilla; Follo, Gro Irene (Peer reviewed; Journal article, 2016)
      tThe aim of this paper is to describe the availability of and use of nearby outdoor spaces along a naturecontinuum by Norwegian children. We carried out a nationwide survey of 3 160 parents with childrenaged 6–12 years, ...
    • China and India lead in greening of the world through land-use management 

      Chen, Chi; Park, Taejin; Wang, Xuhui; Piao, Shilong; Xu, Baodong; Chaturvedi, Rajiv K.; Fuchs, Richard; Brovkin, Victor; Ciais, Philippe; Fensholt, Rasmus; Tømmervik, Hans; Bala, Govindasamy; Zhu, Zaichun; Nemani, Ramakrishna R.; Myneni, Ranga B. (Journal article; Peer reviewed, 2019)
      Satellite data show increasing leaf area of vegetation due to direct factors (human land-use management) and indirect factors (such as climate change, CO2 fertilization, nitrogen deposition and recovery from natural ...
    • Circadian rhythmicity persists through the Polar night and midnight sun in Svalbard reindeer 

      Arnold, Walter; Ruf, Thomas; Loe, Leif Egil; Irvine, R. Justin; Ropstad, Erik; Veiberg, Vebjørn; Albon, Steve D. (Journal article; Peer reviewed, 2018)
      Studies of locomotor activity in Svalbard reindeer reported the temporary absence of diel rhythms under Arctic photic conditions. However, using Lomb-Scargle periodogram analyses with high statistical power we found diel ...
    • Circum-Arctic distribution of chemical anti-herbivore compounds suggests biome-wide trade-off in defence strategies in Arctic shrubs 

      Lindén, Elin; te Beest, Mariska; Aubreu, Ilka; Moritz, Thomas; Sundqvist, Maja K.; Barrio, Isabel C.; Boike, Julia; Bryant, John P.; Bråthen, Kari Anne; Buchwal, Agata; Bueno, C. Guillermo; Currier, Alain; Egelkraut, Dagmar Dorothea; Forbes, Bruce C.; Hallinger, Martin; Heijmans, Monique; Hermanutz, Luise; Hik, David S.; Hofgaard, Annika; Holmgren, Milena; Huebner, Diane C.; Høye, Toke T.; Jónsdóttir, Ingibjörg S.; Kaarlejärvi, Elina; Kissler, Emilie; Kumpula, Timo; Limpens, Juul; Myers-Smith, Isla H.; Normand, Signe; Post, Eric; Rocha, Adrian V.; Schmidt, Niels Martin; Skarin, Anna; Soininen, Eeva M; Sokolov, Aleksandr; Sokolova, Natalia; Speed, James David Mervyn; Street, Lorna E.; Tananaev, Nikita; Tremblay, Jean-Pierre; Urbanowicz, Christine; Watts, David A.; Zimmermann, Heike H.; Olofsson, Johan (Peer reviewed; Journal article, 2022)
      Spatial variation in plant chemical defence towards herbivores can help us understand variation in herbivore top–down control of shrubs in the Arctic and possibly also shrub responses to global warming. Less defended, ...
    • Circumpolar dynamics of a marine top-predator track ocean warming rates. 

      Descamps, Sebastian; Anker-Nilssen, Tycho; Barrett, Robert T; Irons, D; Merkel, Flemming; Robertson, Gregory J.; Yoccoz, Nigel Gilles; Mallory, Mark L; Montevecchi, William A.; Boertmann, D.; Artukhin, Yuri; Christensen-Dalsgaard, Signe; Erikstad, Kjell E; Gilchrist, H. Grant; Labansen, Aili; Lorentsen, Svein Håkon; Mosbech, Anders; Olsen, Bergur; Petersen, Aevar; Rail, Jean-Francois; Renner, Heather M.; Strøm, H.; Systad, Geir Helge; Wilhelm, Sabina I.; Zelenskaya, Larisa (Journal article; Peer reviewed, 2017)
      Global warming is a nonlinear process, and temperature may increase in a stepwise manner. Periods of abrupt warming can trigger persistent changes in the state of ecosystems, also called regime shifts. The responses of ...
    • Citationchaser: A tool for transparent and efficient forward and backward citation chasing in systematic searching 

      Haddaway, Neal R.; Grainger, Matthew; Gray, Charles T. (Peer reviewed; Journal article, 2022)
      Systematic searching aims to find all possibly relevant research from multiple sources, the basis for an unbiased and comprehensive evidence base. Along with bibliographic databases, systematic reviewers use a variety of ...
    • Classifying and valuing ecosystem services for urban planning 

      Gomez-Baggethun, Erik; Barton, David Nicholas (Peer reviewed; Journal article, 2012)
      While technological progress has fostered the conception of an urban society that is increasingly decoupled from ecosystems, demands on natural capital and ecosystem services keep increasing steadily in our urbanized planet. ...
    • Classifying grass-dominated habitats from remotely sensed data: The influence of spectral resolution, acquisition time and the vegetation classification system on accuracy and thematic resolution 

      Bradter, Ute; O'Connell, Jerome; Kunin, William E.; Boffey, Caroline W.H.; Ellis, Richard J.; Benton, Tim G. (Peer reviewed; Journal article, 2020)
      Detailed maps of vegetation facilitate spatial conservation planning. Such information can be difficult to map from remotely sensed data with the detail (thematic resolution) required for ecological applications. For ...