Hans Tømmervik

13 papers C 2Journal 11
YearRankTypeTitle / Venue / Authors
2022 J jnl
Changes in Onset of Vegetation Growth on Svalbard, 2000-2020.
Remote. Sens.
Stein Rune Karlsen, Arve Elvebakk, Hans Tømmervik, Santiago Belda, Laura Stendardi
2022 J jnl
Multi-Sensor Analysis of Snow Seasonality and a Preliminary Assessment of SAR Backscatter Sensitivity to Arctic Vegetation: Limits and Capabilities.
Remote. Sens.
Laura Stendardi, Stein Rune Karlsen, Eirik Malnes, Lennart Nilsen, Hans Tømmervik, Elisabeth J. Cooper, Claudia Notarnicola
2021 J jnl
SIOS's Earth Observation (EO), Remote Sensing (RS), and Operational Activities in Response to COVID-19.
Remote. Sens.
Shridhar D. Jawak, Bo N. Andersen, Veijo A. Pohjola, Øystein Godøy, Christiane Hübner, Inger Jennings, Dariusz Ignatiuk, Kim Holmén, Agnar Sivertsen, Richard Hann, Hans Tømmervik, Andreas Kääb, Malgorzata Blaszczyk, Roberto Salzano, Bartlomiej 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
2021 J jnl
Time-Series of Cloud-Free Sentinel-2 NDVI Data Used in Mapping the Onset of Growth of Central Spitsbergen, Svalbard.
Remote. Sens.
Stein Rune Karlsen, Laura Stendardi, Hans Tømmervik, Lennart Nilsen, Ingar Arntzen, Elisabeth J. Cooper
2020 J jnl
Monitoring Winter Stress Vulnerability of High-Latitude Understory Vegetation Using Intraspecific Trait Variability and Remote Sensing Approaches.
Sensors
Elmar Ritz, Jarle W. Bjerke, Hans Tømmervik
2019 J jnl
Yield Estimates by a Two-Step Approach Using Hyperspectral Methods in Grasslands at High Latitudes.
Remote. Sens.
Francisco Javier Ancin-Murguzur, Gregory Taff, Corine Davids, Hans Tømmervik, Jørgen Mølmann, Marit Jørgensen
2017 J jnl
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.
Helen B. Anderson, Lennart Nilsen, Hans Tømmervik, Stein Rune Karlsen, Shin Nagai, Elisabeth J. Cooper
2017 J jnl
Intraspecific Differences in Spectral Reflectance Curves as Indicators of Reduced Vitality in High-Arctic Plants.
Remote. Sens.
Bogdan Zagajewski, Hans Tømmervik, Jarle W. Bjerke, Edwin Raczko, Zbigniew Bochenek, Andrzej Klos, Anna Jarocinska, Samantha J. Lavender, Dariusz Ziolkowski
2016 J jnl
Using Ordinary Digital Cameras in Place of Near-Infrared Sensors to Derive Vegetation Indices for Phenology Studies of High Arctic Vegetation.
Remote. Sens.
Helen B. Anderson, Lennart Nilsen, Hans Tømmervik, Stein Rune Karlsen, Shin Nagai, Elisabeth J. Cooper
2014 J jnl
The relationship between phytomass, NDVI and vegetation communities on Svalbard.
Int. J. Appl. Earth Obs. Geoinformation
Bernt Johansen, Hans Tømmervik
2013 J jnl
Trends in the Start of the Growing Season in Fennoscandia 1982-2011.
Remote. Sens.
Kjell Arild Høgda, Hans Tømmervik, Stein Rune Karlsen
2004 C conf
High-resolution satellite images for detecting vegetation damage caused by terrain vehicles in northern Norway.
IGARSS
Kjell Arild Høgda, Bernt Johansen, Hans Tømmervik
2002 C conf
The start dates of birch pollen seasons in Fennoscandia studied by NOAA AVHRR NDVI data.
IGARSS
Kjell Arild Høgda, Stein Rune Karlsen, Inger Solheim, Hans Tømmervik, Hallvard Ramfjord