Blar i NTNU Open på forfatter "Hassel, Kristian"
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A genomic delimitation of European Sphagnum subgenus Subsecunda with particular emphasis on the taxonomically difficult allodiploids Sphagnum auriculatum Schimp. and Sphagnum inundatum Russow
Petlund, Hanne Torsdatter (Master thesis, 2021)Allopolyploidi er en viktig faktor for artsdannelse i planter. Det er et utbredt fenomen blant moser og bidrar til den taksonomiske forvirringen i mange underslekter i den morfologisk og økologisk mangfoldige moseslekten ... -
A miniature world in decline: European Red List of Mosses, Liverworts and Hornworts
Hodgetts, Nick; Cálix, Marta; Englefield, Eve; Fettes, N; García Criado, M.; Patin, L; Nieto, Ana; Bergamini, Ariel; Bisang, Irene; Baisheva, Elvira; Campisi, Patrizio; Cogoni, A; Hallingbäck, Tomas; Konstantinova, Nadya A.; Lochhart, Niel; Sabovljevic, Marko; Schnyder, Norbert; Schröck, Christian; Sérgio, Cecília; Sim-Sim, M; Vrba, Jaroslav; Ferreira, C; Afonina, Olga M.; Blockeel, T.L.; Blom, Hans H.; Caspari, Steffen; Gabriel, Rosalina; Garcia, Cesar; Garilleti, R; González Mancebo, J; Goldberg, I.; Hedenäs, Lars; Holyoak, DT; Hugonnot, Vincent; Huttunen, Sanna; Ignatov, MS; Ignatova, E.A.; Infante, Marta; Juutinen, Riikka; Kiebacher, T; Köckinger, Heribert; Kucera, Jan; Lönnell, Niklas; Lüth, Michael; Martins, A.; Maslovsky, Oleg; Papp, Beata; Porley, Ron; Rothero, Gordon; Söderström, Lars; Ştefǎnuţ, Sorin; Syrjänen, Kimmo; Untereiner, A; Vána, Jíri; Vanderpoorten, Alain; Vellak, Kai; Aleffi, M; Bates, J. W.; Bell, N; Brugués, Montserrat; Cronberg, Nils; Denyer, J.; Duckett, J.G.; During, Heinjo; Enroth, Johannes; Fedosov, V.E.; Flatberg, Kjell Ivar; Ganeva, Anna; Gorski, Piotr; Gunnarsson, Urban; Hassel, Kristian; Hespanhol, Helena; Hill, M. O.; Hodd, Rory; Hylander, Kristoffer; Ingerpuu, Nele; Laaka-Lindberg, Sanna; Lara, F; Mazimpaka, V; Mežaka, Anna; Müller, F.; Orgaz, JD; Patiño, J; Pilkington, S; Puche, Felisa; Ros, RM; Rumsey, Fred; Segarra-Moragues, JG; Séneca, Ana; Stebel, A; Virtanen, Risto; Weibull, Henrik; Wilbraham, J; Zarnowiec, J (Book, 2019)This publication has been prepared by IUCN (International Union for Conservation of Nature) as a deliverable of the LIFE European Red Lists project (LIFE14 PRE BE 001). A miniature world in decline: The European Red List ... -
Alien plants, animals, fungi and algae in Norway: an inventory of neobiota
Sandvik, Hanno; Dolmen, Dag; Elven, Reidar; Falkenhaug, Tone; Forsgren, Elisabet; Hansen, Haakon; Hassel, Kristian; Husa, Vivian; Kjærstad, Gaute; Ødegaard, Frode; Pedersen, Hans Christian; Solheim, Halvor; Stokke, Bård Gunnar; Åsen, Per Arvid; Åström, Sandra Charlotte Helene; Brandrud, Tor Erik; Elven, Hallvard; Endrestøl, Anders; Finstad, Anders Gravbrøt; Fredriksen, Stein; Gammelmo, Øivind; Gjershaug, Jan Ove; Gulliksen, Bjørn; Hamnes, Inger Sofie; Hatteland, Bjørn Arild; Hegre, Hanne; Hesthagen, Trygve H.; Jelmert, Anders; Jensen, Thomas Correll; Johnsen, Stein Ivar; Karlsbakk, Egil; Magnusson, Christer; Nedreaas, Kjell Harald; Nordén, Björn; Oug, Eivind; Pedersen, Oddvar; Pedersen, Per Anker; Sjøtun, Kjersti; Skei, Jon Kristian; Solstad, Heidi; Sundheim, Leif; Swenson, Jon; Syvertsen, Per Ole; Talgø, Venche; Vandvik, Vigdis; Westergaard, Kristine Bakke; Wienerroither, Rupert; Ytrehus, Bjørnar; Hilmo, Olga; Henriksen, Snorre; Gederaas, Lisbeth (Journal article; Peer reviewed, 2019)We present the results of an inventory and status assessment of alien species in Norway. The inventory covered all known multicellular neobiota, 2496 in total, 1039 of which were classified as naturalised. The latter ... -
Alien species in Norway: results from quantitative ecological impact assessments
Sandvik, Hanno; Hilmo, Olga; Henriksen, Snorre; Elven, Reidar; Åsen, Per Arvid; Hegre, Hanne; Pedersen, Oddvar; Pedersen, Per Anker; Solstad, Heidi; Vandvik, Vigdis; Westergaard, Kristine Bakke; Ødegaard, Frode; Åström, Sandra Charlotte Helene; Elven, Hallvard; Endrestøl, Anders; Gammelmo, Øivind; Hatteland, Bjørn Arild; Solheim, Halvor; Nordén, Björn; Sundheim, Leif; Talgø, Venche; Falkenhaug, Tone; Gulliksen, Bjørn; Jelmert, Anders; Oug, Eivind; Sundet, Jan Henry; Forsgren, Elisabet; Finstad, Anders Gravbrøt; Hesthagen, Trygve H.; Nedreaas, Kjell Harald; Wienerroither, Rupert; Husa, Vivian; Fredriksen, Stein; Sjøtun, Kjersti; Steen, Henning; Hansen, Haakon; Hamnes, Inger Sofie; Karlsbakk, Egil; Magnusson, Christer; Ytrehus, Bjørnar; Pedersen, Hans Christian; Swenson, Jon; Syvertsen, Per Ole; Stokke, Bård Gunnar; Gjershaug, Jan Ove; Dolmen, Dag; Kjærstad, Gaute; Johnsen, Stein Ivar; Jensen, Thomas Correll; Hassel, Kristian; Gederaas, Lisbeth (Journal article, 2020)1. Due to globalisation, trade and transport, the spread of alien species is increasing dramatically. Some alien species become ecologically harmful by threatening native biota. This can lead to irreversible changes in ... -
Biodiversitet i plantefelt med gran (Picea abies) og i plantefelt med sitkagran (P. sitchensis). En sammenlignende studie.
Hilmo, Olga; Hassel, Kristian; Holien, Håkon; Evju, Marianne; Nygård, Malene Østreng (NINA Rapport;1031, Research report, 2014)Kunnskapen om biodiversitet i plantefelt av introduserte bartre er generelt mangelfull. Hovedmålet med dette prosjektet har vært å få større kunnskap om hvilken betydning plantefelt med sitkagran (Picea sitchensis) kan ha ... -
Biologisk kartlegging av fossesprutsoner i kommunene Leksvik, Verdal og Verran i Nord-Trøndelag
Hassel, Kristian; Holien, Håkon (NTNU Vitenskapsmuseet Rapport Botanisk Serie, 0802-2992; 2006:1, Research report, 2006) -
Botaniske verdier langs sidebekker til Gråelva, Stjørdal. Konsekvenser av rassikringtiltak
Øien, Dag-Inge; Hassel, Kristian (Norges teknisk-naturvitenskapelige universitet, Vitenskapsmuseet, Botanisk notat, 0804-0079; 2005:9, Research report, 2005) -
Can mowing restore boreal rich-fen vegetation in the face of climate change?
Ross, Louise C.; Speed, James David Mervyn; Øien, Dag-Inge; Grygoruk, Mateusz; Hassel, Kristian; Lyngstad, Anders; Moen, Asbjørn (Journal article; Peer reviewed, 2019)Low-frequency mowing has been proposed to be an effective strategy for the restoration and management of boreal fens after abandonment of traditional haymaking. This study investigates how mowing affects long-term vegetation ... -
CO2 Emissions by Land Cover Change of Peatlands in Trondheim Municipality
Ekerholt, Kaja Stamer (Master thesis, 2023)Myrer er essensielle komponenter i den globale karbonbalansen på grunn av deres store karbonlagre og deres evne til å fungere som karbonsluk under naturlige forhold. Myrområder har imidlertid blitt utsatt for menneskelig ... -
Contrasting spatial, temporal and environmental patterns in observation and specimen based species occurrence data
Speed, James David Mervyn; Bendiksby, Mika; Finstad, Anders Gravbrøt; Hassel, Kristian; Kolstad, Anders Lorentzen; Prestø, Tommy (Journal article; Peer reviewed, 2018)Species occurrence data records the location and time of an encounter with a species, and is valuable for many aspects of ecological and evolutionary analyses. A key distinction within species occurrence data is between ... -
Contrasting spatial, temporal and environmental patterns in observation and specimen based species occurrence data
Speed, James David Mervyn; Bendiksby, Mika; Finstad, Anders Gravbrøt; Hassel, Kristian; Kolstad, Anders Lorentzen; Prestø, Tommy (Journal article; Peer reviewed, 2018)Species occurrence data records the location and time of an encounter with a species, and is valuable for many aspects of ecological and evolutionary analyses. A key distinction within species occurrence data is between ... -
Encalypta driva (sp. nov.) and its relationship to E. vulgaris in Scandinavia
Hassel, Kristian; Falahati-Anbaran, Mohsen; Høitomt, Torbjørn (Peer reviewed; Journal article, 2022)Encalypta vulgaris is well known for its wide morphological variation, here we study morphological and genetic variation of E. vulgaris in Scandinavia and compare this with the closely related E. rhaptocarpa and the ... -
Environmental variables driving species composition in subarctic springs in the face of climate change
Miller, Tara K.; Heegaard, Einar; Hassel, Kristian; Kapfer, Jutta (Journal article; Peer reviewed, 2020)Questions Which environmental variables are most important in determining plant species composition in subarctic springs? Do observed patterns differ between typical wetland and general matrix‐derived species? Location ... -
Etablering av overvåkingsfelter for markvegetasjon i Endalen, Svalbard 2009
Aarrestad, Per Arild; Bakkestuen, Vegar; Hassel, Kristian; Stabbetorp, Odd Egil; Wilmann, Bodil Helene (NINA rapport;579, Research report, 2010)Markvegetasjonen på Svalbard forventes å bli påvirket av klimaendringer, samtidig som tilførsel av miljøgifter, sur nedbør og langtransportert nitrogen kan øke som et resultat av økt nedbør og økt avsmelting av snø og is. ... -
Extensive genome-wide phylogenetic discordance is due to incomplete lineage sorting and not ongoing introgression in a rapidly radiated bryophyte genus
Meleshko, Olena; Martin, Michael David; Korneliussen, Thorfinn Sand; Schröck, Christian; Lamkowski, Paul; Schmutz, Jeremy; Healey, Adam; Piatkowski, Bryan T; Shaw, A. Jonathan; Weston, David J; Flatberg, Kjell Ivar; Szövényi, Péter; Hassel, Kristian; Stenøien, Hans K. (Peer reviewed; Journal article, 2021)The relative importance of introgression for diversification has long been a highly disputed topic in speciation research and remains an open question despite the great attention it has received over the past decade. Gene ... -
Future directions and priorities for Arctic bryophyte research.
Lewis, Lily R.; Ickert-Bond, Stefanie M.; Biersma, Elisabeth M.; Convey, Peter; Goffinet, Bernard; Hassel, Kristian; Kruijer, Hans J.D.; La Farge, Catherine; Metzgar, Jordan; Stech, Michael; Villarreal, Juan Carlos; McDaniel, Stuart F. (Journal article; Peer reviewed, 2017)The development of evidence-based international strategies for the conservation and management of Arctic ecosystems in the face of climate change is hindered by critical knowledge gaps in Arctic floristic diversity and ... -
Genetic analysis of four Île Amsterdam sphagna: high morphological divergence within Sphagnum subgenus Subsecunda
Karlin, Eric F.; Robinson, Sean C; Hassel, Kristian; Flatberg, Kjell Ivar (Journal article, 2018)This study uses microsatellites (SSRs) and nucleotide sequences to explore unresolved questions associated with four of the six Sphagnum species reported for Île Amsterdam: Sphagnum cavernulosum of unknown subgenus, S. ... -
Genetic divergence and speciation in northern peatmosses (Sphagnum)
Yousefi, Narjes (Doctoral theses at NTNU;2017:364, Doctoral thesis, 2017) -
Glacial refugia and post-glacial colonization patterns in European bryophytes
Kyrkjeeide, Magni Olsen; Stenøien, Hans K.; Flatberg, Kjell Ivar; Hassel, Kristian (Journal article; Peer reviewed, 2014)Most species are assumed to have survived south or east of the ice sheet covering northern Europe during the last glacial maximum. Molecular and macrofossil evidence suggests, however, that some species may have survived ... -
High genetic variation in the boreal forest moss Hylocomium splendens through its distribution range
Engh, Ingeborg Brochmann (Master thesis, 2012)Sammendrag