Recent Growth and Expansion of Birch Shrubs Across a Low Arctic Landscape in Continental Canada: Are These Responses More a Consequence of the Severely Declining Caribou Herd than of Climate Warming?

• Published in: Ecosystems
• Main Authors: Andruko, Rhett, Danby, Ryan, Grogan, Paul
• Format: Text
• Language: English
• Published: Springer US 2020
• Subjects: Article; Arctic; Canada; Daring Lake; Climate change; Dwarf birch
• Online Access: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7666286/; https://doi.org/10.1007/s10021-019-00474-7

The recent widespread expansion of deciduous shrubs across much of the Arctic has been largely attributed to climate warming. This study investigated decadal growth rates of dwarf birch (Betula glandulosa) across a low Arctic landscape in the continental interior of Canada. Detailed birch cover (100...