Spot-satelitten og vegetasjonskartlegging

by Hans Tømmervik
Published 1984-05-01

Arealplanlegging i reindriften ved hjelp av satellittdata og geografiske informasjonssystemer

by Hans Tømmervik
Published 1986-06-01

Noen erfaringer med bruk av satellittdata i kartlegging av reinbeiter, Dividal, Kautokeino og Pasvik

by Hans Tømmervik, Inge Lauknes
Published 2010-06-01

Spreading or Gathering? Can Traditional Knowledge be a Resource to Tackle Reindeer Diseases Associated with Climate Change?

by Jan Åge Riseth, Hans Tømmervik, Morten Tryland
Published 2020-08-01

Monitoring Winter Stress Vulnerability of High-Latitude Understory Vegetation Using Intraspecific Trait Variability and Remote Sensing Approaches

by Elmar Ritz, Jarle W. Bjerke, Hans Tømmervik
Published 2020-04-01

Trends in the Start of the Growing Season in Fennoscandia 1982–2011

by Stein Rune Karlsen, Hans Tømmervik, Kjell Arild Høgda
Published 2013-09-01

Time-Series of Cloud-Free Sentinel-2 NDVI Data Used in Mapping the Onset of Growth of Central Spitsbergen, Svalbard

by Stein Rune Karlsen, Laura Stendardi, Hans Tømmervik, Lennart Nilsen, Ingar Arntzen, Elisabeth J. Cooper
Published 2021-08-01

Growing season changes in Fennoscandia and Kola peninsula during the period 1982 to 1999 - Implications for reindeer husbandry (In Norwegian with Summary in English)

by Hans Tømmervik, Kjell-Arild Høgda, Jan Åge Riseth, Stein-Rune Karlsen, Frans Emil Wielgolaski
Published 2005-04-01

Yield Estimates by a Two-Step Approach Using Hyperspectral Methods in Grasslands at High Latitudes

by Francisco Javier Ancin-Murguzur, Gregory Taff, Corine Davids, Hans Tømmervik, Jørgen Mølmann, Marit Jørgensen
Published 2019-02-01

Feasibility of hyperspectral vegetation indices for the detection of chlorophyll concentration in three high Arctic plants: Salix polaris, Bistorta vivipara, and Dryas octopetala

by Bogdan Zagajewski, Marlena Kycko, Hans Tømmervik, Zbigniew Bochenek, Bronisław Wojtuń, Jarle W. Bjerke, Andrzej Kłos
Published 2018-12-01

Using Ordinary Digital Cameras in Place of Near-Infrared Sensors to Derive Vegetation Indices for Phenology Studies of High Arctic Vegetation

by Helen B. Anderson, Lennart Nilsen, Hans Tømmervik, Stein Rune Karlsen, Shin Nagai, Elisabeth J. Cooper
Published 2016-10-01

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. Rem...

by Helen B. Anderson, Lennart Nilsen, Hans Tømmervik, Stein Rune Karlsen, Shin Nagai, Elisabeth J. Cooper
Published 2017-09-01

Intraspecific Differences in Spectral Reflectance Curves as Indicators of Reduced Vitality in High-Arctic Plants

by Bogdan Zagajewski, Hans Tømmervik, Jarle W. Bjerke, Edwin Raczko, Zbigniew Bochenek, Andrzej Kłos, Anna Jarocińska, Samantha Lavender, Dariusz Ziółkowski
Published 2017-12-01

Impact of Multiple Ecological Stressors on a Sub-Arctic Ecosystem: No Interaction Between Extreme Winter Warming Events, Nitrogen Addition and Grazing

by Stef Bokhorst, Stef Bokhorst, Matty P. Berg, Matty P. Berg, Guro K. Edvinsen, Jacintha Ellers, Amber Heitman, Laura Jaakola, Laura Jaakola, Hanne K. Mæhre, Gareth K. Phoenix, Hans Tømmervik, Jarle W. Bjerke
Published 2018-11-01

SIOS’s Earth Observation (EO), Remote Sensing (RS), and operational activities in response to COVID-19

by Shridhar D. Jawak, Bo N. Andersen, Veijo Pohjola, Øystein Godøy, Christiane Hübner, Inger Jennings, Dariusz Ignatiuk, Kim Holmén, Agnar Sivertsen, Richard Hann, Hans Tømmervik, Andreas Kääb, Małgorzata Błaszczyk, Roberto Salzano, Bartłomiej Luks, Kjell Arild Høgda, Rune Storvold, Lennart Nilsen, Rosamaria Salvatori, Kottekkatu Padinchati Krishnan, Sourav Chatterjee, Dag A. Lorentzen, Rasmus Erlandsson, Tom Rune Lauknes, Eirik Malnes, Stein Rune Karlsen, Hiroyuki Enomoto, Ann Mari Fjæraa, Jie Zhang, Sabine Marty, Knut Ove Nygård, Heikki Lihavainen
Published 2021-02-01