Trends in satellite Earth observation for permafrost related analyses—A review

M Philipp, A Dietz, S Buchelt, C Kuenzer - Remote Sensing, 2021 - mdpi.com
Climate change and associated Arctic amplification cause a degradation of permafrost
which in turn has major implications for the environment. The potential turnover of frozen …

Remote sensing of tundra ecosystems using high spectral resolution reflectance: opportunities and challenges

PR Nelson, AJ Maguire, Z Pierrat… - Journal of …, 2022 - Wiley Online Library
Observing the environment in the vast regions of Earth through remote sensing platforms
provides the tools to measure ecological dynamics. The Arctic tundra biome, one of the …

[HTML][HTML] A raster version of the Circumpolar Arctic Vegetation Map (CAVM)

MK Raynolds, DA Walker, A Balser, C Bay… - Remote Sensing of …, 2019 - Elsevier
Land cover maps are the basic data layer required for understanding and modeling
ecological patterns and processes. The Circumpolar Arctic Vegetation Map (CAVM) …

[HTML][HTML] Estimating fractional cover of tundra vegetation at multiple scales using unmanned aerial systems and optical satellite data

H Riihimäki, M Luoto, J Heiskanen - Remote Sensing of Environment, 2019 - Elsevier
Fractional cover of green vegetation (FCover) is a key variable when observing Arctic
vegetation under a changing climate. Vegetation changes over large areas are traditionally …

Upscaled diurnal cycles of land–atmosphere fluxes: a new global half-hourly data product

P Bodesheim, M Jung, F Gans… - Earth System …, 2018 - essd.copernicus.org
Interactions between the biosphere and the atmosphere can be well characterized by fluxes
between the two. In particular, carbon and energy fluxes play a major role in understanding …

Multiscale map** of plant functional groups and plant traits in the High Arctic using field spectroscopy, UAV imagery and Sentinel-2A data

ER Thomson, MP Spiegel, IHJ Althuizen… - Environmental …, 2021 - iopscience.iop.org
The Arctic is warming twice as fast as the rest of the planet, leading to rapid changes in
species composition and plant functional trait variation. Landscape-level maps of vegetation …

Fine scale plant community assessment in coastal meadows using UAV based multispectral data

M Villoslada, TF Bergamo, RD Ward, NG Burnside… - Ecological …, 2020 - Elsevier
Coastal meadows worldwide are subjected to habitat degradation due to abandonment,
intensification and the impacts of global change. In order to protect and restore these …

Use of very high spatial resolution commercial satellite imagery and deep learning to automatically map ice-wedge polygons across tundra vegetation types

MAE Bhuiyan, C Witharana, AK Liljedahl - Journal of Imaging, 2020 - mdpi.com
We developed a high-throughput map** workflow, which centers on deep learning (DL)
convolutional neural network (CNN) algorithms on high-performance distributed computing …

Arctic greening associated with lengthening growing seasons in Northern Alaska

KA Arndt, MJ Santos, S Ustin… - Environmental …, 2019 - iopscience.iop.org
Many studies have reported that the Arctic is greening; however, we lack an understanding
of the detailed patterns and processes that are leading to this observed greening. The …

Thermokarst landscape exhibits large nitrous oxide emissions in Alaska's coastal polygonal tundra

J Hashemi, DA Lipson, KA Arndt, SJ Davidson… - … Earth & Environment, 2024 - nature.com
Global atmospheric concentrations of nitrous oxide have been increasing over previous
decades with emerging research suggesting the Arctic as a notable contributor. Thermokarst …