• 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 (Journal article; Peer reviewed, 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, ...
    • Developing common protocols to measure tundra herbivory across spatial scales 

      Barrio, Isabel C.; Ehrich, Dorothee; Soininen, Eeva M; Ravolainen, Virve; Bueno, C. G.; Gilg, Olivier; Koltz, Amanda; Speed, James David Mervyn; Hik, David S.; Mörsdorf, M.; Alatalo, Juha M.; Angerbjørn, A.; Bêty, Joël; Bollache, L.; Boulanger-Lapointe, N.; Brown, G. S.; Eischeid, Isabell; Giroux, M. A.; Hajek, T.; Hansen, Brage Bremset; Hofhius, S. P.; Lamarre, J.-F.; Lang, J.; Latty, C.; Lecomte, N.; Macek, P.; McKinnon, L.; Myers-Smith, I. H.; Pedersen, Åshild Ønvik; Prevey, J. S.; Roth, J. D.; Saalfeld, S. T.; Schmidt, N. M.; Smith, P.; Sokolov, A.; Sokolova, N.; Stolz, C.; van Bemmelen, R.; Varpe, Øystein; Woodard, P. F.; Jonsdottir, I. S. (Journal article; Peer reviewed, 2021)
      Understanding and predicting large-scale ecological responses to global environmental change requires comparative studies across geographic scales with coordinated efforts and standardized methodologies. We designed, ...
    • Functional traits of alpine plant communities show long-term resistance to changing herbivore densities 

      Vuorinen, Katariina Elsa Maria; Austrheim, Gunnar; Mysterud, Atle; Gya, Ragnhild; Vandvik, Vigdis; Grytnes, John Arvid; Speed, James David Mervyn (Journal article; Peer reviewed, 2021)
      Herbivores shape vegetation by suppressing certain plant species while benefitting others. By thus modifying plant species functional composition, herbivores affect carbon cycling, albedo, vegetation structure and species' ...
    • 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 ...
    • 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 ...
    • The handbook for standardized field and laboratory measurements in terrestrial climate change experiments and observational studies (ClimEx) 

      Halbritter Rechsteiner, Aud Helen; De Boeck, Hans J.; Eycott, Amy Elizabeth; Reinsch, Sabine; Robinson, David A.; Vicca, Sara; Berauer, Bernd; Christiansen, Casper Tai; Estiarte, Marc; Grünzweig, José M.; Gya, Ragnhild; Hansen, Karin; Jentsch, Anke; Lee, Hanna; Linder, Sune; Marshall, John; Peñuelas, Josep; Schmidt, Inger Kappel; Stuart-Haëntjens, Ellen; Wilfahrt, Peter; Vandvik, Vigdis; Abrantes, Nelson; Almagro, María; Althuizen, Inge; Barrio, Isabel C.; te Beest, Mariska; Beier, Claus; Beil, Iilka; Berry, Z. Carter; Birkemoe, Tone; Bjerke, Jarle W.; Blonder, Benjamin; Blume-Werry, Gesche; Bohrer, Gil; Campos, Isabel; Cernusak, Lucas S.; Chojnicki, Bogdan H.; Cosby, Bernhard J.; Dickman, Lee T.; Djukic, Ika; Filella, Iolanda; Fuchslueger, Lucia; Gargallo-Garriga, Albert; Gillespie, Mark Andrew; Goldsmith, Gregory R.; Gough, Christopher; Halliday, Fletcher W.; Hegland, Stein Joar; Hoch, Gunter; Holub, Petr; Jaroszynska, Francesca Orinda Holl; Johnson, Daniel M.; Jones, Scott B.; Kardol, Paul; Keizer, Jan J.; Klem, Karel; Konestabo, Heidi Sjursen; Kreyling, Jürgen; Kröel-Dulay, György; Landhäusser, Simon M.; Larsen, Klaus S.; Leblans, Niki; Lebron, Inma; Lehmann, Marco M.; Lembrechts, Jonas J.; Lenz, Armando; Linstädter, Anja; Llusià, Joan; Macias-Fauria, Marc; Malyshev, Andrey V.; Mänd, Pille; Marshall, Miles; Matheny, Ashley M.; McDowell, Nate; Meier, Ina C.; Meinzer, Frederick C.; Michaletz, Sean T.; Miller, Megan L.; Muffler, Lena; Oravec, Michal; Ostonen, Ivika; Porcar-Castell, Albert; Preece, Catherine; Prentice, Iain C.; Radujković, Dajana; Ravolainen, Virve; Ribbons, Relena; Ruppert, Jan C.; Sack, Lawren; Sardans, Jordi; Schindlbacher, Andreas; Scoffoni, Christine; Sigurdsson, Bjarni D.; Smart, Simon M; Smith, Stuart; Soper, Fiona; Speed, James David Mervyn; Sverdrup-Thygeson, Anne; Sydenham, Markus A. K.; Taghizadeh-Toosi, Arezoo; Telford, Richard J.; Tielborger, Katja; Töpper, Joachim Paul; Urban, Otmar; van der Ploeg, Martine; Van Langenhove, Leandro; Večeřová, Kristýna; Ven, Arne; Verbruggen, Erik; Vik, Unni; Weigel, Robert; Wohlgemuth, Thomas; Wood, Lauren K.; Zinnert, Julie; Zurba, Kamal (Peer reviewed; Journal article, 2019-11-05)
      1. Climate change is a world‐wide threat to biodiversity and ecosystem structure, functioning and services. To understand the underlying drivers and mechanisms, and to predict the consequences for nature and people, we ...
    • Hiding in the background: community-level patterns in invertebrate herbivory across the tundra biome 

      Rheubottom, Sarah I.; Barrio, Isabel C.; Kozlov, Mikhail V.; Alatalo, Juha M.; Andersson, Tommi; Asmus, Ashley L.; Baubin, Capucine; Brearley, Francis Q.; Egelkraut, Dagmar; Ehrich, Dorothee; Gauthier, Gilles; Jonsdottir, Ingibjørg; Konieczka, Sophia; Lévesque, Esther; Olofsson, Johan; Prevéy, Janet S.; Slevan-Tremblay, Guillaume; Sokolov, Aleksandr; Sokolova, Natalia; Sokovnina, Svetlana; Speed, James David Mervyn; Suominen, Otso; Zverev, Vitali; Hik, David S. (Peer reviewed; Journal article, 2019)
      Invertebrate herbivores depend on external temperature for growth and metabolism. Continued warming in tundra ecosystems is proposed to result in increased invertebrate herbivory. However, empirical data about how current ...
    • Integrative taxonomy reveals a new species, Nephroma orvoi, in the N. parile species complex (lichenized Ascomycota) 

      Timdal, Einar; Westberg, Martin; Haugan, Reidar; Hofton, Tom Hellik; Holien, Håkon; Speed, James David Mervyn; Tønsberg, Tor; Bendiksby, Mika (Journal article; Peer reviewed, 2020)
      Our knowledge of the diversity and distribution of many groups of lichens remains poor due to unclear species boundaries and challenging species identification. We have studied the medium sized to large foliose lichen ...
    • Natural and cultural heritage in mountain landscapes: towards an integrated valuation 

      Speed, James David Mervyn; Austrheim, Gunnar; Birks, Harry John Betteley; Johnson, Sally; Kvamme, Mons; Nagy, Laszlo; Sjøgren, Per Johan E; Skar, Birgitte; Stone, Duncan; Svensson, Eva; Thompson, Des B.A. (Peer reviewed; Journal article, 2012)
      Mountain areas of Europe have been managed by humans for a long time, leading to a prevalence of semi-natural habitats in mountain landscapes today. These landscapes contain both natural and cultural heritage; however, ...
    • Traditional plant functional groups explain variation in economic but not size‐related traits across the tundra biome 

      Thomas, Haydn J.D.; Myers-Smith, Isla H.; Bjorkman, Anne D.; Elmendorf, Sarah C.; Blok, Daan; Cornelissen, Johannes H. C.; Forbes, Bruce C.; Hollister, Robert D.; Normand, Signe; Prevéy, Janet S.; Rixen, C; Schaepman-Strub, G; Wilmking, M; Wipf, S; Cornwell, W; Kattge, J; Goetz, SJ; Guay, KC; Alatalo, JM; Anadon-Rosell, A; Angers-Blondin, S; Berner, LT; Björk, RG; Buchwal, A; Buras, A; Carbognani, M; Christie, K; Siegwart Collier, L; Cooper, Elisabeth J.; Eskelinen, A; Frei, ER; Grau, O; Grogan, P; Hallinger, M; Heijman, MMPD; Hermanutz, L; Hudson, JMG; Hulber, K; Iturrate-Garcia, M; Iversen, CM; Jaroszynska, Francesca Orinda Holl; Johnstone, JF; Kaarlejärvi, E; Kulonen, A; Lamarque, LJ; Lévesque, E; Little, CJ; Michelsen, A; Milbau, A; Nabe-Nielsen, J; Nielsen, SS; Ninot, JM; Oberbauer, SF; Olofsson, J; Onipchenko, VG; Petraglia, A; Rumpf, SB; Semenchuk, Philipp; Soudzilovskaia, NA; Spasojevic, MJ; Speed, James David Mervyn; Tape, KD; Te Beest, M; Tomaselli, M; Trant, A; Treier, UA; Venn, S; Vowles, T; Weijers, S; Zamin, T; Atkin, OK; Bahn, M; Blonder, B; Campetella, G; Cerabolini, BEL; Chapin III, FS; Dainese, M; de Vries, FT; Díaz, S; Green, W; Jackson, R; Manning, P; Niinemets, Ü; Ozinga, WA; Penuelas, J; Reich, PB; Schamp, B; Sheremetev, S; van Bodegom, Peter Michiel (Peer reviewed; Journal article, 2019-01)
      Aim : Plant functional groups are widely used in community ecology and earth system modelling to describe trait variation within and across plant communities. However, this approach rests on the assumption that functional ...
    • Trophic interactions and abiotic factors drive functional and phylogenetic structure of vertebrate herbivore communities across the Arctic tundra biome 

      Speed, James David Mervyn; Skjelbred, Ina Åsnes; Barrio, Isabel C.; Martin, Michael David; Berteaux, Dominique; Bueno, Guillermo; Christie, Katie; Forbes, Bruce C.; Forbey, Jennifer; Fortin, Daniel; Grytnes, John-Arvid; Hoset, Katrine Skamfer; Lecomte, Nicolas; Marteinsdottir, Bryndis; Mosbacher, Jesper Bruun; Pedersen, Åshild Ø.; Ravolainen, Virve; Rees, Eileen C.; Skarin, Anna; Sokolova, Natalya; Thornhill, Andrew H; Tombre, Ingunn; Soininen, Eeva M (Peer reviewed; Journal article, 2019)
      Communities are assembled from species that evolve or colonise a given geographic region, and persist in the face of abiotic conditions and interactions with other species. The evolutionary and colonisation histories of ...