Browsing NTNU Open by Author "Graae, Bente Jessen"

Now showing items 1-20 of 51

    • Alien plant species in Svalbard 

      Roalsø, Erik Roall (Master thesis, 2012)
      Increased introductions combined with favorable growing conditions may enhance the presence and increase the success of alien plant species in High Arctic settlements. With global warming, the presence and success of alien ...

    • An assessment of gains in conservation: A case study in Sør-Trøndelag, Norway 

      Bunikyte, Raimonda (Master thesis, 2012)
      SummaryForest ecosystems are important due to the services they are providing (e.g. food, timber, water and air clearance, etc.). This study investigated the change of forest habitat representation in the protected area ...

    • Biotic and abiotic drivers of intraspecific trait variation within plant populations of three herbaceous plant species along a latitudinal gradient 

      Helsen, Kenny; Acharya, Kamal Prasad; Brunet, J; Cousins, Sara A. O.; Decocq, Guillaume; Hermy, Martin; Kolb, Annette; Lemke, Isgard H.; Lenoir, Jonathan; Plue, Jan; Verheyen, Kris; De Frenne, Pieter; Graae, Bente Jessen (Journal article; Peer reviewed, 2017)
      Background: The importance of intraspecific trait variation (ITV) is increasingly acknowledged among plant ecologists. However, our understanding of what drives ITV between individual plants (ITVBI) at the population level ...

    • Can seasonal fire management reduce the risk of carbon loss from wildfires in a protected Guinea savanna? 

      Awuah, Joana; Smith, Stuart W.; Speed, James David Mervyn; Graae, Bente Jessen (Peer reviewed; Journal article, 2022)
      Fire is fundamental to the functioning of tropical savannas and routinely used as a management tool. Shifting prescribed burning from later to earlier in the growing season has the potential to reduce greenhouse gas ...

    • Carbon budget consequences of deciduous shrub expansion in alpine tundra ecosystems 

      Sørensen, Mia Vedel (Doctoral theses at NTNU;2018:256, Doctoral thesis, 2018)
      Arctic and alpine tundra ecosystems are important for global carbon sequestration, as they store more than half of the global soil carbon (C), and these systems are predicted to have the greatest soil C loss following ...

    • Carbon stocks across the Serengeti ecosystem: Impacts of climate, land-use and woody plant cover 

      Haukenes, Vilde Lytskjold (Master thesis, 2019)
      Vi står i dag ovenfor enorme utfordringer med tanke på økende arealbruks- og klimaendringer. Derfor er det vesentlig å forstå hvordan man mest effektivt forvalter et økosystem med økt karbonlagring i fokus. Et tiltak som ...

    • Comparison of phenotypic plasticity in Bistorta vivipara in topographically rough and flat landscapes 

      Gardiner, Emmanuel (Master thesis, 2013)
      Range shift in alpine plants:the study was intended to investigate if topographic effects on environmental conditions (soil moisture) will enhance plasticity in plants (alpine species). Thus, if topography will serve as a ...

    • Crop raiding and conflict: Study of Rhesus macaque-human conflict in Shivapuri-Nagarjun National Park, Kathmandu Nepal 

      Air, Anju (Master thesis, 2015)
      Crop raiding is one of the causes of conflict with Rhesus macaque (Macaca mulatta) mainly associated with farmers. Crop raiding depends on many factors such as season, spatial and temporal distribution of wild food resources, ...

    • Determinants of tree seedling establishment in alpine tundra 

      Marsman, Floor; Nystuen, Kristin Odden; Opedal, Øystein Hjorthol; Sørensen, Mia Vedel; De Frenne, Pieter; Graae, Bente Jessen; Limpens, Juul; Foest, Jessie (Peer reviewed; Journal article, 2020)
      Questions Changes in climate and herbivory pressure affect northern alpine ecosystems through woody plant encroachment, altering their composition, structure and functioning. The encroachment often occurs at unequal rates ...

    • Directional turnover towards larger-ranged plants over time and across habitats 

      Staude, Ingmar R.; Pereira, Henrique M.; Daskalova, Gergana N.; Bernhardt-Römermann, Markus; Diekmann, Martin; Pauli, Harald; Van Calster, Hans; Vellend, Mark; Bjorkman, Anne D.; Brunet, Jörg; De Frenne, Pieter; Hédl, Radim; Jandt, Ute; Lenoir, Jonathan; Myers-Smith, Isla H.; Verheyen, Kris; Wipf, Sonja; Wulf, Monika; Andrews, Christopher; Barančok, Peter; Barni, Elena; Benito-Alonso, José-Luis; Bennie, Jonathan; Berki, Imre; Blüml, Volker; Chudomelová, Markéta; Decocq, Guillaume; Dick, Jan; Dirnböck, Thomas; Durak, Tomasz; Eriksson, Ove; Erschbamer, Brigitta; Graae, Bente Jessen; Heinken, Thilo; Schei, Fride Høistad; Jaroszewicz, Bogdan; Kopecký, Martin; Kudernatsch, Thomas; Macek, Martin; Malicki, Marek; Máliš, František; Michelsen, Ottar; Naaf, Tobias; Nagel, Thomas A.; Newton, Adrian C.; Nicklas, Lena; Oddi, Ludovica; Ortmann-Ajkai, Adrienne; Palaj, Andrej; Petraglia, Alessandro; Petřík, Petr; Pielech, Remigiusz; Porro, Francesco; Puşcaş, Mihai; Reczyńska, Kamila; Rixen, Christian; Schmidt, Wolfgang; Standovár, Tibor; Steinbauer, Klaus; Świerkosz, Krzysztof; Teleki, Balázs; Theurillat, Jean-Paul; Turtureanu, Pavel Dan; Ursu, Tudor-Mihai; Vanneste, Thomas; Vergeer, Philippine; Vild, Ondřej; Villar, Luis; Vittoz, Pascal; Winkler, Manuela; Baeten, Lander (Peer reviewed; Journal article, 2021)
      Species turnover is ubiquitous. However, it remains unknown whether certain types of species are consistently gained or lost across different habitats. Here, we analysed the trajectories of 1827 plant species over time ...

    • Drivers of C cycling in three arctic-alpine plant communities 

      Sørensen, Mia Vedel; Graae, Bente Jessen; Strimbeck, Richard; Enquist, Brian J. (Journal article; Peer reviewed, 2019)
      Recent vegetation changes in arctic-alpine tundra ecosystems may affect several ecosystem processes that regulate microbe and soil functions. Such changes can alter ecosystem carbon (C) cycling with positive feedback to ...

    • Earlier onset of flowering and increased reproductive allocation of an annual invasive plant in the north of its novel range 

      Helsen, Kenny; Acharya, Kamal Prasad; Graae, Bente Jessen; De Kort, Hanne; Brunet, Jörg; Chabrerie, Olivier; Cousins, Sara A.O.; De Frenne, Pieter; Hermy, Martin; Verheyen, Kris; Pelabon, Christophe (Journal article; Peer reviewed, 2020)

    • Ecosystem carbon stocks in Danish deciduous forests: impact of land-use history and management on major carbon pools 

      Solhus, Tonje Rostad (Master thesis, 2023)
      Skog er viktig karbonsluk, og bidrar med å hjelpe å dempe klimaendringene. Bærekraftig forvaltning av skogen er nødvendig for å kunne maksimere effekten av karbonslukene. Effekten av tidligere arealbruk, og nåværende ...

    • Effects of Lichens on Seed Germination and Seedling Emergence of Vascular Plants on Dovre 

      Sundsdal, Kristine (Master thesis, 2015)
      Lichens are observed to decline when shrub covers increases due to global warming and reduced grazing in alpine and arctic areas. However, lichens are still prominent in many mountain habitats where they cover large areas. ...

    • The European Forest Plant Species List (EuForPlant): Concept and applications 

      Heinken, Thilo; Diekmann, Martin; Liira, Jaan; Orczewska, Anna; Schmidt, Marcus; Brunet, Jörg; Chytrý, Milan; Chabrerie, Olivier; Decocq, Guillaume; De Frenne, Pieter; Dřevojan, Pavel; Dzwonko, Zbigniew; Ewald, Jörg; Feilberg, Jon; Graae, Bente Jessen; Grytnes, John Arvid; Hermy, Martin; Kriebitzsch, Wolf-Ulrich; Laiviņš, Māris; Lenoir, Jonathan; Lindmo, Sigrid; Marage, Damien; Marozas, Vitas; Niemeyer, Thomas; Paal, Jaanus; Pyšek, Petr; Roosaluste, Elle; Sádlo, Jiří; Schaminée, Joop H.J.; Tyler, Torbjörn; Verheyen, Kris; Wulf, Monika; Vanneste, Thomas (Peer reviewed; Journal article, 2022)
      Question When evaluating forests in terms of their biodiversity, distinctiveness and naturalness, the affinity of the constituent species to forests is a crucial parameter. Here we ask to what extent are vascular plant ...

    • Experimental herbivore exclusion, shrub introduction, and carbon sequestration in alpine plant communities 

      Sørensen, Mia Vedel; Graae, Bente Jessen; Hagen, Dagmar; Enquist, Brian J.; Nystuen, Kristin Odden; Strimbeck, Richard (Journal article; Peer reviewed, 2018)
      Background Shrub cover in arctic and alpine ecosystems has increased in recent decades, and is predicted to further increase with climate change. Changes in shrub abundance may alter ecosystem carbon (C) sequestration and ...

    • Functional group contributions to carbon fluxes in arctic-alpine ecosystems 

      Strimbeck, Richard; Sørensen, Mia Vedel; Graae, Bente Jessen; Lang, Simone I. (Journal article; Peer reviewed, 2019)
      Ongoing responses to climate change in arctic-alpine ecosystems, including the increasing dominance of deciduous shrubs, involve major shifts in plant functional group composition. Because rates of photosynthesis and ...

    • Global maps of soil temperature 

      Lembrechts, Jonas J.; van den Hoogen, Johan; Aalto, Juha; Ashcroft, Michael B.; De Frenne, Pieter; Kemppinen, Julia; Kopecký, Martin; Luoto, Miska; Maclean, Ilya M. D.; Crowther, Thomas W.; Bailey, Joseph J.; Haesen, Stef; Klinges, David H.; Niittynen, Pekka; Scheffers, Brett R.; Van Meerbeek, Koenraad; Aartsma, Peter; Abdalaze, Otar; Abedi, Mehdi; Aerts, Rien; Ahmadian, Negar; Ahrends, Antje; Alatalo, Juha M.; Alexander, Jake M.; Altman, Jan; Allonsius, Camille Nina; Ammann, Christof; Andres, Christian; Andrews, Christopher; Ardö, Jonas; Arriga, Nicola; Arzac, Alberto; Aschero, Valeria; Leandro de Assis, Rafael; Bjerke, Jarle W.; Cooper, Elisabeth J.; Graae, Bente Jessen; Rechsteiner, Aud Helen Halbritter; Haugum, Siri Vatsø; Lang, Simone; Lynn, Joshua Scott; Moriana Armendariz, Mikel; Petit Bon, Matteo; Smith, Stuart; Sørensen, Mia Vedel; Speed, James David Mervyn; Vandvik, Vigdis; Wedegärtner, Ronja Elisabeth Magdalene; Nijs, Ivan; Lenoir, Jonathan (Peer reviewed; Journal article, 2021)
      Research in global change ecology relies heavily on global climatic grids derived from estimates of air temperature in open areas at around 2 m above the ground. These climatic grids do not reflect conditions below vegetation ...

    • Habitat fragmentation amplifies threats from habitat loss to mammal diversity across the world’s terrestrial ecoregions 

      Kuipers, Koen Jacobus Josefus; Hilbers, Jelle P; Garcia-Ulloa, John Alejandro; Graae, Bente Jessen; May, Roelof Frans; Verones, Francesca; Huijbregts, MAJ; Schipper, Aafke M. (Peer reviewed; Journal article, 2021)
      Global biodiversity is increasingly threatened by anthropogenic environmental change. While there is mounting evidence that habitat loss is a key threat to biodiversity, global assessments typically ignore additional threats ...

    • Herbivores reduce seedling recruitment in alpine plant communities 

      H. Opedal, Øystein; Nystuen, Kristin Odden; Hagen, Dagmar; Holien, Håkon; Sørensen, Mia Vedel; Lang, Simone; Lindmo, Sigrid; Strimbeck, Richard; Graae, Bente Jessen (Peer reviewed; Journal article, 2021)
      Through changes in climate and other environmental factors, alpine tundra ecosystems are subject to increased cover of erect shrubs, reduced predictability of rodent dynamics and changes in wild and domesticated herbivore ...