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September 27, 2025Journal of Geophysical Research BiogeosciencesOpen Access

Challenges in Detecting High‐Arctic Shrub Expansion From Optical Remote Sensing: Implications for Albedo and Climate Forcing

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Authors

FDFlorent DominéMBMaria Belke‐BreaABArthur Bayle

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Overview

Research reveals challenges assessing shrub expansion and albedo effects in high-arctic ecosystems, highlighting implications for climate dynamics.

Key Points

  • Erect shrub expansion decreases surface albedo, contributing to climate change effects.
  • Broadband albedo of Salix richardsonii was lower than prostrate vegetation, signaling ecological shifts.
  • Remote sensing methods using NDVI struggled to detect changes between different vegetation types.
  • Insufficient detection of shrub expansion in the high-arctic may lead to underestimating local climate impacts.

Cite This Study

Dominé et al. (2025) studied this question.

synapsesocial.com/papers/68d7cc6aeebfec0fc5238c18https://doi.org/10.1029/2024jg008593
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Also Consider

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