Permafrost monitoring from space

A Bartsch, T Strozzi, I Nitze - Surveys in Geophysics, 2023 - Springer
Permafrost is a sub-ground phenomenon and therefore cannot be directly observed from
space. It is an Essential Climate Variable and associated with climate tipping points. Multi …

Arctic geohazard mapping tools for civil infrastructure planning: a systematic review

Z Wang, M Xiao, M Liew, A Jensen… - Cold Regions Science …, 2023 - Elsevier
Civil engineers design buildings, roads, and utility pipelines in the Arctic to rest on firm
frozen ground. But as permafrost thaws due to increased air temperature, the ground …

Iron Oxidation–Reduction Processes in Warming Permafrost Soils and Surface Waters Expose a Seasonally Rusting Arctic Watershed

AJ Barker, TD Sullivan, WB Baxter… - ACS Earth and Space …, 2023 - ACS Publications
Landscape-scale changes in the Arctic as a result of climate change affect the soil thermal
regime and impact the depth to permafrost in vulnerable tundra watersheds. When top-down …

Tundra fire increases the likelihood of methane hotspot formation in the Yukon–Kuskokwim Delta, Alaska, USA

E Yoseph, E Hoy, CD Elder, SM Ludwig… - Environmental …, 2023 - iopscience.iop.org
Rapid warming in Arctic tundra may lead to drier soils in summer and greater lightning
ignition rates, likely culminating in enhanced wildfire risk. Increased wildfire frequency and …

Advances in InSAR analysis of permafrost terrain

S Zwieback, L Liu, L Rouyet, N Short… - Permafrost and …, 2024 - Wiley Online Library
Differential interferometric synthetic aperture radar (InSAR) is a remote sensing technique
for measuring surface displacements with precision down to millimeters, most commonly …

Observation of spatial and temporal patterns of seasonal ground deformation in central Yakutia using time series InSAR data in the freezing season

YT Jung, SE Park, HC Kim - Remote Sensing of Environment, 2023 - Elsevier
The seasonal freeze/thaw variations of the active layer cause seasonal ground deformation,
such as thaw subsidence in summer and frost heave in winter due to the cyclic phase …

Interferometric SAR Observation of Permafrost Status in the Northern Qinghai-Tibet Plateau by ALOS, ALOS-2 and Sentinel-1 between 2007 and 2021

L Zou, C Wang, Y Tang, B Zhang, H Zhang, L Dong - Remote Sensing, 2022 - mdpi.com
With global warming, permafrost is undergoing degradation, which may cause thawing
subsidence, collapse, and emission of greenhouse gases preserved in previously frozen …

[PDF][PDF] Deep-learning-based simulation and inversion of transient electromagnetic sounding signals in permafrost monitoring problem

OV Nechaev, KN Danilovskiy… - Russ. Geol. Geophys, 2024 - researchgate.net
This article presents a novel approach to addressing the challenges in permafrost
monitoring through the integration of deep-learning techniques with conventional …

Permafrost Dynamics Observatory (PDO): 2. Joint Retrieval of Permafrost Active Layer Thickness and Soil Moisture From L‐Band InSAR and P‐Band PolSAR

RH Chen, RJ Michaelides, Y Zhao… - Earth and Space …, 2023 - Wiley Online Library
Seasonal subsidence induced by ground ice melt can be measured by interferometric
synthetic aperture radar (InSAR) techniques to infer active layer thickness (ALT) in …

[HTML][HTML] Machine Learning-Based Active Layer Thickness Estimation over Permafrost Landscapes by Upscaling Airborne Remote Sensing Measurements with Cloud …

MA Merchant, L McBlane - 2024 - intechopen.com
Earth observation (EO) plays a pivotal role in understanding our planet's rapidly changing
environment. Recently, geospatial technologies used to analyse EO data have made …