Blar i Bergen Open Research Archive på forfatter "Haugum, Siri Vatsø"
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Can bryophyte groups increase functional resolution in tundra ecosystems?
Lett, Signe; Jónsdóttir, Ingibjörg Svala; Becker-Scarpitta, Antoine; Christiansen, Casper T.; During, Heinjo; Ekelund, Flemming; Henry, Greg H.R.; Lang, Simone; Michelsen, Anders; Rousk, Kathrin; Alatalo, Juha; Betway, Katlyn Rose; Busca, Sara; Callaghan, Terry; Carbognani, Michele; Cooper, Elisabeth J.; Cornelissen, J. Hans C.; Dorrepaal, Ellen; Egelkraut, Dagmar Dorothea; Elumeeva, Tatiana G.; Haugum, Siri Vatsø; Hollister, Robert D.; Jägerbrand, Annika K.; Keuper, Frida; Klanderud, Kari; Lévesque, Esther; Liu, Xin; May, Jeremy L.; Michel, Pascale; Mörsdorf, Martin; Petraglia, Alessandro; Rixen, Christian; Robroek, Bjorn J.M.; Rzepczynska, Agnieszka M.; Soudzilovskaia, Nadejda A.; Tolvanen, Anne; Vandvik, Vigdis; Volkov, Igor; Volkova, Irina; van Zuijlen, Kristel (Journal article; Peer reviewed, 2021)The relative contribution of bryophytes to plant diversity, primary productivity, and ecosystem functioning increases towards colder climates. Bryophytes respond to environmental changes at the species level, but because ... -
Coastal heathland vegetation is surprisingly resistant to experimental drought across successional stages and latitude
Haugum, Siri Vatsø; Thorvaldsen, Pål; Vandvik, Vigdis; Velle, Liv Guri (Journal article; Peer reviewed, 2021)In the last decade, several major dwarf-shrub dieback events have occurred in northern European coastal heathlands. These dieback events occur after extended periods with sub-zero temperatures under snow-free conditions ... -
Development and evaluation of generalized fuel models for predicting fire behaviour in northern European heathlands
Minsavage-Davis, Charles D.; Davies, G. Matt; Haugum, Siri Vatsø; Thorvaldsen, Pål; Velle, Liv Guri; Vandvik, Vigdis (Journal article; Peer reviewed, 2024)Northern European heathlands and moorlands dominated by Calluna vulgaris are internationally recognized for their conservation importance while also supporting traditional, low-intensity agriculture and game hunting. Managed ... -
The effect of grazing and hiking on the elevational range shift of vascular plant species in the Scandes during recent decades
Haugum, Siri Vatsø (Master thesis, 2016-06-01)Resurvey of historical plant distribution data can provide valuable information about how plant communities have changed, a topic which is of great interest due to recent decades of climate and land use change. Range shifts ... -
Environmental drivers of increased ecosystem respiration in a warming tundra
Maes, S.L.; Dietrich, J.; Midolo, G.; Schwieger, S.; Kummu, M.; Vandvik, Vigdis; Aerts, R.; Althuizen, Inge; Biasi, C.; Björk, R.G.; Böhner, Hanna; Carbognani, M.; Chiari, G.; Christiansen, Casper Tai; Clemmensen, K.E.; Cooper, Elisabeth J.; Cornelissen, J.H.C.; Elberling, Bo; Faubert, P.; Fetcher, N.; Forte, T.G.W.; Gaudard, Joseph; Gavazov, K.; Guan, Z.; Guðmundsson, J.; Gya, Ragnhild; Hallin, S.; Hansen, Brage Bremset; Haugum, Siri Vatsø; He, J.-S.; Hicks Pries, Pries; Hovenden, M.J.; Jalava, M.; Jónsdóttir, I.S.; Juhanson, J.; Jung, J.Y.; Kaarlejärvi, E.; Kwon, M.J.; Lamprecht, R.E.; Le Moullec, Mathilde; Lee, Hanna; Marushchak, M.E.; Michelsen, A; Munir, T.M.; Myrsky, E.M.; Nielsen, C.S.; Nyberg, M.; Olofsson, J.; Óskarsson, H.; Parker, T.C.; Pedersen, E.P.; Petit Bon, Matteo; Petraglia, A.; Raundrup, K.; Ravn, N.M.R.; Rinnan, R.; Rodenhizer, H.; Ryde, I.; Schmidt, N.M.; Schuur, E.A.G.; Sjögersten, S.; Stark, S.; Strack, M.; Tang, J.; Tolvanen, A.; Töpper, Joachim Paul; Väisänen, M.K.; van Logtestijn, Logtestijn; Voigt, C.; Walz, J.; Weedon, J.T.; Yang, Y.; Ylänne, H.; Björkman, Mats Peter; Sarneel, J.M.; Dorrepaal, E. (Journal article; Peer reviewed, 2024)Arctic and alpine tundra ecosystems are large reservoirs of organic carbon1,2. Climate warming may stimulate ecosystem respiration and release carbon into the atmosphere3,4. The magnitude and persistency of this stimulation ... -
Extreme drought impacts have been underestimated in grasslands and shrublands globally
Smith, Melinda D.; Wilkins, Kate D.; Holdrege, Martin C.; Wilfahrt, Peter; Collins, Scott L.; Knapp, Alan K.; Sala, Osvaldo E.; Dukes, Jeffrey S.; Phillips, Richard P.; Yahdjian, Laura; Gherardi, Laureano A.; Ohlert, Timothy; Beier, Claus; Fraser, Lauchlan H.; Jentsch, Anke; Loik, Michael E.; Maestre, Fernando T.; Power, Sally A.; Yu, Qiang; Felton, Andrew J.; Munson, Seth M.; Luo, Yiqi; Abdoli, Hamed; Abedi, Mehdi; Alados, Concepción L.; Alberti, Juan; Alon, Moshe; An, Hui; Anacker, Brian; Anderson, Maggie; Auge, Harald; Bachle, Seton; Bahalkeh, Khadijeh; Bahn, Michael; Batbaatar, Amgaa; Bauerle, Taryn; Beard, Karen H.; Behn, Kai; Beil, Ilka; Biancari, Lucio; Blindow, Irmgard; Bondaruk, Viviana Florencia; Borer, Elizabeth T.; Bork, Edward W.; Bruschetti, Carlos Martin; Byrne, Kerry M.; Cahill, James F.; Calvo, Dianela A.; Carbognani, Michele; Cardoni, Augusto; Carlyle, Cameron N.; Castillo-Garcia, Miguel; Chang, Scott X.; Chieppa, Jeff; Cianciaruso, Marcus V.; Cohen, Ofer; Cordeiro, Amanda L.; Cusack, Daniela F.; Dahlke, Sven; Daleo, Pedro; D'Antonio, Carla M.; Dietterich, Lee H.; Doherty, Tim S.; Dubbert, Maren; Ebeling, Anne; Eisenhauer, Nico; Fischer, Felícia M.; Forte, Tai G.W.; Gebauer, Tobias; Gozalo, Beatriz; Greenville, Aaron C.; Guidoni-Martins, Karlo G.; Hannusch, Heather J.; Haugum, Siri Vatsø; Hautier, Yann; Hefting, Mariet; Henry, Hugh A.L.; Hoss, Daniela; Iribarne, Oscar; Isbell, Forest; Johnson, Yari; Jordan, Samuel; Kelly, Eugene F.; Kimmel, Kaitlin; Kreyling, Juergen; Kröel-Dulay, György; Ingrisch, Johannes; Kröpfl, Alicia; Kübert, Angelika; Kulmatiski, Andrew; Lamb, Eric G.; Larsen, Klaus Steenberg; Larson, Julie; Leder, Cintia V.; Linstädter, Anja; Liu, Jielin; Liu, Shirong; Lodge, Alexandra G.; Longo, Grisel; Loydi, Alejandro; Luan, Junwei; Lawson, Jason; Lubbe, Frederick Curtis; Macfarlane, Craig; Mackie-Haas, Kathleen; Malyshev, Andrey V.; Maturano-Ruiz, Adrián; Merchant, Thomas; Metcalfe, Daniel B.; Mori, Akira S.; Mudongo, Edwin; Newman, Gregory S.; Nielsen, Uffe N.; Nimmo, Dale; Niu, Yujie; Nobre, Paola; O'Connor, Rory C.; Ogaya, Romà; Oñatibia, Gastón R.; Orbán, Ildikó; Osborne, Brooke; Otfinowski, Rafael; Pärtel, Meelis; Penuelas, Josep; Peri, Pablo L.; Peter, Guadalupe; Petraglia, Alessandro; Picon-Cochard, Catherine; Pillar, Valério D.; Piñeiro-Guerra, Juan Manuel; Ploughe, Laura W.; Plowes, Robert M.; Portales-Reyes, Cristy; Prober, Suzanne M.; Pueyo, Yolanda; Reed, Sasha C.; Ritchie, Euan G.; Rodríguez, Dana Aylén; Rogers, William E.; Roscher, Christiane; Sánchez, Ana M.; Santos, Bráulio A.; Scarfó, María Cecilia; Seabloom, Eric W.; Shi, Baoku; Souza, Lara; Stampfli, Andreas; Standish, Rachel J.; Sternberg, Marcelo; Sun, Wei; Sünnemann, Marie; Tedder, Michelle; Thorvaldsen, Pål; Tian, Dashuan; Tielbörger, Katja; Valdecantos, Alejandro; van den Brink, Liesbeth; Vandvik, Vigdis; Vankoughnett, Mathew R.; Velle, Liv Guri; Wang, Changhui; Wang, Yi; Wardle, Glenda M.; Werner, Christiane; Wei, Cunzheng; Wiehl, Georg; Williams, Jennifer L.; Wolf, Amelia A.; Zeiter, Michaela; Zhang, Fawei; Zhu, Juntao; Zong, Ning; Zuo, Xiaoan (Journal article; Peer reviewed, 2024)Climate change is increasing the frequency and severity of short-term (~1 y) drought events—the most common duration of drought—globally. Yet the impact of this intensification of drought on ecosystem functioning remains ... -
Germination and seedling growth of Calluna vulgaris is sensitive to regional climate, heathland succession, and drought
Birkeli, Kristine; Gya, Ragnhild; Haugum, Siri Vatsø; Velle, Liv Guri; Vandvik, Vigdis (Journal article; Peer reviewed, 2023)The coastal heathlands of Northwest Europe are highly valued cultural landscapes, that are critically endangered due to land use and climatic changes, such as increased frequency and severity of drought events. Our study ... -
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 (Journal article; Peer reviewed, 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 ... -
Intraspecific trait variability is a key feature underlying high Arctic plant community resistance to climate warming
Jonsdottir, Ingibjørg; Halbritter Rechsteiner, Aud Helen; Christiansen, Casper Tai; Althuizen, Inge; Haugum, Siri Vatsø; Henn, Jonathan J.; Björnsdóttir, Katrín; Maitner, Brian Salvin; Malhi, Yadvinder; Michaletz, Sean T.; Roos, Ruben Erik; Klanderud, Kari; Lee, Hanna; Enquist, Brian J.; Vandvik, Vigdis (Journal article; Peer reviewed, 2022)In the high Arctic, plant community species composition generally responds slowly to climate warming, whereas less is known about the community functional trait responses and consequences for ecosystem functioning. The ... -
Land-use and climate impacts on drought resistance and resilience in coastal heathland ecosystems
Haugum, Siri Vatsø (Doctoral thesis, 2021-12-15)Background: Coastal heathlands of north-western Europe are semi-natural landscapes of high conservation value. These are ancient and historically widespread landscapes, but anthropogenic land-use and climate change are now ... -
Plant trait and vegetation data along a 1314 m elevation gradient with fire history in Puna grasslands, Perú
Halbritter, Aud Helen; Vandvik, Vigdis; Cotner, Sehoya Harris; Farfan-Rios, William; Maitner, Brian S.; Michaletz, Sean T.; Oliveros Menor, Imma; Telford, Richard James; Ccahuana, Adam; Cruz, Rudi; Sallo Bravo, Jhonatan; Santos Andrade, Paul Efren; Vilca Bustamante, Lucely Lucero; Castorena, Matiss; Chacón-Labella, Julia; Christiansen, Casper Tai; Duran, Sandra Milena; Egelkraut, Dagmar Dorothea; Gya, Ragnhild; Haugum, Siri Vatsø; Seltzer, Lorah; Silman, Miles R.; Strydom, Tanya; Spiegel, Marcus P.; Barros, Agustina; Birkeli, Kristine; Boakye, Mickey; Chiappero, Fernanda; Chmurzynski, Adam; Garen, Josef; Gaudard, Joseph; Gauthier, Tasha-Leigh J.; Geange, Sonya Rita; Gonzales, Fiorella N.; Henn, Jonathan J.; Hošková, K.; Isaksen, Anders; Jessup, Laura H.; Johnson, William; Kusch, Erik; Lepley, Kai; Lift, Mackenzie; Martyn, Trace E.; Munoz Mazon, Miguel; Middleton, Sara L.; Quinteros Casaverde, Natalia L.; Navarro, Jocelyn; Zepeda, Veronica; Ocampo-Zuleta, Korina; Palomino Cardenas, Andrea Carmeli; Pastor Ploskonka, Samuel; Pierfederici, Maria Elisa; Pinelli, Veronica; Rickenback, Jess; Roos, Ruben Erik; Rui, Hilde Stokland; Sanchez Diaz, Eugenia; Sánchez-Tapia, Andrea; Smith, Alyssa; Urquiaga Flores, Erickson; von Oppen, Jonathan; Enquist, Brian J. (Journal article; Peer reviewed, 2024)Alpine grassland vegetation supports globally important biodiversity and ecosystems that are increasingly threatened by climate warming and other environmental changes. Trait-based approaches can support understanding of ... -
Plant traits and associated data from a warming experiment, a seabird colony, and along elevation in Svalbard
Vandvik, Vigdis; Halbritter, Aud Helen; Althuizen, Inge; Christiansen, Casper Tai; Henn, Jonathan Jeffrey; Jonsdottir, Ingibjorg Svala; Klanderud, Kari; Macias-Fauria, Marc; Malhi, Yadvinder; Maitner, Brian Salvin; Michaletz, Sean T.; Roos, Ruben Erik; Telford, Richard James; Bass, Polly; Björnsdóttir, Katrin; Bustamante, Lucely Lucero Vilca; Chmurzynski, Adam; Chen, Shuli; Haugum, Siri Vatsø; Kemppinen, Julia; Lepley, Kai; Li, Yaoqi; Linabury, Mary; Matos, Ilaine Silveira; Neto-Bradley, Barbara M.; Ng, Molly; Niittynen, Pekka; Hjortland Östman, Silje Andrea; Pankova, Karolina; Roth, Nina; Castorena, Matiss; Spiegel, Marcus P.; Thomson, Eleanor R.; Vågenes, Alexander Sæle; Enquist, Brian J. (Journal article; Peer reviewed, 2023)The Arctic is warming at a rate four times the global average, while also being exposed to other global environmental changes, resulting in widespread vegetation and ecosystem change. Integrating functional trait-based ... -
Prescribed burning can promote recovery of Atlantic coastal heathlands suffering dieback after extreme drought events
Velle, Liv Guri; Haugum, Siri Vatsø; Telford, Richard James; Thorvaldsen, Pål; Vandvik, Vigdis (Journal article; Peer reviewed, 2023)Questions During the winter of 2014, an intense drought combined with sub-zero temperatures resulted in a massive Calluna dieback in Norwegian heathlands. We studied the initial vegetation recovery under two management ...