Lennart Nilsen
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Ove H. Meisel,
Lisa Bröder,
Jorien E. Vonk
m.fl.:
Rapid Ice‐Wedge Collapse and Permafrost Carbon Loss
Triggered by Increased Snow Depth and Surface Runoff
Rasmus Erlandsson,
Marit Klemetsen Arneberg,
Hans Tømmervik,
Eirik Aasmo Finne,
Lennart Nilsen,
Jarle W. Bjerke
:
Feasibility of active handheld NDVI sensors for monitoring of lichen ground cover
Hans Tømmervik,
Tommaso Julitta,
Lennart Nilsen,
Taejin Park,
Andreas Burkart,
Katarzyna Anna Ostapowicz
m.fl.:
The northernmost hyperspectral FLoX sensor
dataset for monitoring of high-Arctic tundra
vegetation phenology and Sun-Induced
Fluorescence (SIF)
Laura Stendardi,
Stein Rune Karlsen,
Eirik Malnes,
Lennart Nilsen,
Hans Tømmervik,
Elisabeth J. Cooper
m.fl.:
Multi-Sensor Analysis of Snow Seasonality and a Preliminary Assessment of SAR Backscatter Sensitivity to Arctic Vegetation: Limits and Capabilities
Mikel Moriana Armendariz,
Lennart Nilsen,
Elisabeth J. Cooper
:
Natural variation in snow depth and snow melt timing in the High Arctic have implications for soil and plant nutrient status and vegetation composition
You Jin Kim,
Dominique Laffly,
Se-eun Kim,
Lennart Nilsen,
Junhwa Chi,
Sungjin Nam
m.fl.:
Chronological changes in soil biogeochemical properties of the glacier foreland of Midtre Lovénbreen, Svalbard, attributed to soil-forming factors
Stein Rune Karlsen,
Laura Stendardi,
Hans Tømmervik,
Lennart Nilsen,
Ingar M Arntzen,
Elisabeth J. Cooper
:
Time-series of cloud-free sentinel-2 NDVI data used in mapping the onset of growth of central Spitsbergen, Svalbard
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Elisabeth J. Cooper
:
A distributed time-lapse camera network to track vegetation phenology with high temporal detail and at varying scales
Shridhar D. Jawak,
Bo Nyborg Andersen,
Veijo A Pohjola,
Øystein Godøy,
Christiane Hübner,
Inger Jennings
m.fl.:
SIOS’s Earth Observation (EO), Remote Sensing (RS), and operational activities in response to COVID-19
Martha K. Raynolds,
Donald A. Walker,
Andrew Balser,
Christian Bay,
Mitch Campbell,
Mikhail M. Cherosov
m.fl.:
A raster version of the Circumpolar Arctic Vegetation Map (CAVM)
Sigrid Engen,
Claire Alice Runge,
Greg Brown,
Per Fauchald,
Lennart Nilsen,
Vera Helene Hausner
:
Assessing local acceptance of protected area management using public participation GIS (PPGIS)
Donald A. Walker,
Fred J. A. Daniëls,
Nadezhda V. Matveyeva,
Jozef Šibík,
Marilyn D. Walker,
Amy L. Breen
m.fl.:
Circumpolar Arctic Vegetation Classification
Phytocoenologia 2018 DOI
Arve Elvebakk,
Jarle W. Bjerke,
Lennart Nilsen
:
The lichen Allocetraria madreporiformis in high-arctic steppes on Svalbard: a result of out-of-Tibet migration?
Graphis Scripta 2018 ARKIV
Helen Anderson,
Lennart Nilsen,
Hans Tømmervik,
Stein Rune Karlsen,
Shin Nagai,
Elisabeth J. Cooper
:
Correction: Anderson, H.B. et al. Using Ordinary
Digital Cameras in Place of Near-Infrared Sensors to
Derive Vegetation Indices for Phenology Studies of
High Arctic Vegetation. Remote Sens. 2016, 8, 847
Dilli Prasad Rijal,
Torbjørn Alm,
Lennart Nilsen,
Inger Greve Alsos
:
Giant invasive Heracleum persicum: Friend or foe of plant diversity?
Daniel Joly,
Geir Arnesen,
Lennart Nilsen
:
Distribution de la vègètation au Svalbard / Distribution of vegetation on Svalbard
Les mémoires du laboratoire de Géomorphologie 2016 DOI
Arve Elvebakk,
Lennart Nilsen
:
Stepperøyrkvein Calamagrostis purpurascens i Wijdefjorden på Svalbard - einaste lokalitetar i Europa
Blyttia : Norsk botanisk forenings tidsskrift 2016 ARKIV
Helen Anderson,
Lennart Nilsen,
Hans Tømmervik,
Stein Rune Karlsen,
Shin Nagai,
Elisabeth J. Cooper
:
Using ordinary digital cameras in place of near-infrared sensors to derive vegetation indices for phenology studies of high arctic vegetation
Daniel Joly,
Geir Arnesen,
Eirik Malnes,
Lennart Nilsen
:
Building an indicator to characterize the thermal conditions for plant growth on an Arctic archipelago, Svalbard
Ecological Indicators 2016 DOI
Lennart Nilsen,
Arve Elvebakk
:
Vegetation of exposed calcareous ridges in central Spitsbergen, Svalbard, Norway
Phytocoenologia 2014 DOI
Hans Tømmervik,
Stein Rune Karlsen,
Lennart Nilsen,
Bernt Johansen,
Rune Storvold,
Anna Zmarz
m.fl.:
Use of unmanned aircraft systems (UAS) in a multi-scale vegetation index study of arctic plant communities in Adventdalen on Svalbard
Lennart Nilsen,
Daniel Joly,
Arve Elvebakk,
Thierry Brossard
:
Modeling spatial covariation of summer temperatures and bio-indicators in an Arctic coastal area
Climate Research (CR) 2013 DOI
Lennart Nilsen,
Dietbert Thannheiser
:
Phytosociology of the Svalbard archipelago including Bjørnøya and Jan Mayen
2013 FULLTEKST
Katarzyna Anna Ostapowicz,
Taejin Park,
Hans Tømmervik,
Lennart Nilsen
:
Estimation of high tundra vegetation productivity using OCO-2, Sentinel 5 and FLoX data
2023 SAMMENDRAG
Stein Rune Karlsen,
Kjell Arild Høgda,
Lennart Nilsen,
Hans Tømmervik
:
Time-series of cloud-free Sentinel-2 NDVI data used in mapping the onset of growth of central Spitsbergen
2022
Hans Tømmervik,
Lennart Nilsen,
Jarle W. Bjerke
:
Results from three years monitoring of vegetation phenology and Sun-Induced Fluorescence (SIF) in Adventdalen, Svalbard
2022
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Elisabeth J. Cooper
:
A distributed time-lapse camera network on high-arctic Svalbard to track vegetation phenology with high temporal detail and at varying scales
2022 FULLTEKST
Hans Tømmervik,
Lennart Nilsen,
Rasmus Erlandsson,
Eirik Aasmo Finne,
Jarle W. Bjerke
:
The Vanishing White (VANWHITE) Airborne Remote
Sensing campaign Svalbard II 2021
2021
Hans Tømmervik,
Lennart Nilsen,
Rasmus Erlandsson,
Tommaso Julitta
:
Cal/Val activities in Svalbard using in-situ continuous monitoring and airborne campaigns
2021
Stein Rune Karlsen,
Sølvi Wehn,
Lennart Nilsen,
Jarle Inge Holten
:
GLORIA Norge 2020: Overvåkning av vegetasjon og vekstsesong
NORCE Norwegian Research Centre 2021 FULLTEKST
Hans Tømmervik,
Lennart Nilsen,
Rasmus Erlandsson,
Frans-Jan W. Parmentier,
Frans-Jan W. Parmentier,
Jarle W. Bjerke
:
A hyperspectral sensor for monitoring vegetation phenology and
Sun-Induced Fluorescence (SIF) in High Arctic tundra
2021
Roberto Salzano,
Kristoffer Aalstad,
Enrico Boldrini,
Jean-Charles Gallet,
Daniel Kȩpski,
Bartlomiej Luks
m.fl.:
Terrestrial photography applications on snow cover in Svalbard (PASSES)
2021 DOI
Lennart Nilsen,
Frans-Jan W. Parmentier,
Hans Tømmervik,
Elisabeth J. Cooper
:
Near-surface vegetation monitoring in Adventdalen, Svalbard (Rack #1-#10, 2015-2018)
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Elisabeth J. Cooper
:
A distributed time-lapse camera network on high-arctic Svalbard to track vegetation phenology with high temporal detail and at varying scales
2021 SAMMENDRAG
Roberto Salzano,
Kristoffer Aalstad,
Enrico Boldrini,
Jean-Charles Gallet,
Daniel Kepski,
Bartlomiej Luks
m.fl.:
Terrestrial photography applications on snow cover in Svalbard (PASSES)
2021 DOI
Stein Rune Karlsen,
Laura Stendardi,
Lennart Nilsen,
Eirik Malnes,
Lars Eklundh,
Tommaso Julitta
m.fl.:
Sentinel satellite-based mapping
of plant productivity in relation to
snow duration and time of green-up
(GROWTH)
2020
Hans Tømmervik,
Jarle W. Bjerke,
Lennart Nilsen
:
The Vanishing White (VANWHITE) - Airborne Remote Sensing campaign Svalbard 2020
2020
Sigrid Engen,
Claire Alice Runge,
Greg Brown,
Per Fauchald,
Lennart Nilsen,
Vera Helene Hausner
:
Assessing local acceptance of protected area management using public participation GIS
2019
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Ove H. Meisel,
Lisa M. Bröder,
Jorien E. Vonk
m.fl.:
Thicker Snow Cover Triggers Permafrost Carbon Loss Through Both Enhanced Warming and Surface Runoff
2019 FULLTEKST
Eike Ingrid Stübner,
Klaus Høiland,
Lennart Nilsen,
Simone Lang,
Stephen James Coulson,
Pernille Bronken Eidesen
:
Learning Arctic Biology
2019 DATA
Hans Tømmervik,
Lennart Nilsen,
Rune Storvold,
Stian Solbø,
Frans-Jan Parmentier,
Elisabeth J. Cooper
:
Monitoring interactions of snow-ice-vegetation-permafrost
on Svalbard, results from a snow manipulation experiment and near ground Remote sensing observation system (rigs) and UAV
2018
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Ove Meisel,
Lisa Bröder,
Jorien E. Vonk
m.fl.:
Thicker Snow Cover Triggers Lateral Permafrost Carbon Loss Both Through Enhanced Warming and Surface Runoff
2018
Frans-Jan W. Parmentier,
Lennart Nilsen,
Hans Tømmervik,
Elisabeth J. Cooper
:
A low-cost camera setup to monitor vegetation-snow interactions in a high-arctic valley on the Svalbard archipelago
2017
Frans-Jan W. Parmentier,
Lennart Nilsen,
Martin Alfons Mörsdorf,
Hans Tømmervik,
Stein-Rune Karlsen,
Elisabeth J. Cooper
:
Snow-vegetation-permafrost interactions on Svalbard - Insights from a snow manipulation experiment and remote sensing
2017
Frans-Jan W. Parmentier,
Daniel Rasse,
Magnus Lund,
Jarle W. Bjerke,
Bert G. Drake,
Simon Mark Weldon
m.fl.:
Carbon uptake of a subarctic peatland strongly affected by an extreme winter event
2017
Frans-Jan W. Parmentier,
Daniel Rasse,
Magnus Lund,
Jarle W. Bjerke,
Bert G. Drake,
Simon Mark Weldon
m.fl.:
No snow or too much snow: Implications for the arctic carbon cycle
and modelling challenges
2017
Sigrid Engen,
Claire Runge,
Vera Helene Hausner,
Per Fauchald,
Lennart Nilsen,
Greg Brown
:
Social acceptability of conservation through small-scale consumptive use. Results from web-based Public Participatory GIS surveys in Norway
2016
Young Jung,
Dominique Laffly,
Lennart Nilsen,
Se-Eun Kim,
Myrtille Moreau,
Yoo Kyung Lee
:
Estimation of soil organic carbon stock in the glacier foreland of Midtre Lovénbreen, in the high arctic.
2016
Stein Rune Karlsen,
Lennart Nilsen,
Hans Tømmervik,
Bernt Johansen
:
Processing a clear-sky time-series of Sentinel-2A data of central parts of Svalbard to monitor seasonal changes in vegetation
2016
Dominique Laffly,
Ji Young Jung,
Se-Eun Kim,
Hyeyoung Kwon,
Myrtille Moreau,
Yannick Le Nir
m.fl.:
From the Point to the Surface: How Bayesian Probabilities are Used to Spatialized Soil Organic Carbon, Spitsberg, Midtre Lovénbreen
2015
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Forskningsinteresser
Arktis, Svalbard, fjellvegetasjon, planteøkologi, vegetasjonslære, plantesosiologi, Geografiske informasjonssystem, naturgeografi, satellittbasert miljøinformasjon og overvåkning, kart og kartlegging.
Undervisning
Ansvarlig for gjennomføring av kurset BIO-3111 Geografiske informasjonssystem og jordobservasjon. Deltar også på undervisning i BIO-1005 Økologi og evolusjon.
