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Ecological barriers mediate spatiotemporal shifts of bird communities at a continental scale

Marjakangas, E.-L. ; Lindström, Å. LU orcid and Lehikoinen, A. (2023) In Proceedings of the National Academy of Sciences of the United States of America 120(23).
Abstract
Species’ range shifts and local extinctions caused by climate change lead to community composition changes. At large spatial scales, ecological barriers, such as biome boundaries, coastlines, and elevation, can influence a community's ability to shift in response to climate change. Yet, ecological barriers are rarely considered in climate change studies, potentially hindering predictions of biodiversity shifts. We used data from two consecutive European breeding bird atlases to calculate the geographic distance and direction between communities in the 1980s and their compositional best match in the 2010s and modeled their response to barriers. The ecological barriers affected both the distance and direction of bird community composition... (More)
Species’ range shifts and local extinctions caused by climate change lead to community composition changes. At large spatial scales, ecological barriers, such as biome boundaries, coastlines, and elevation, can influence a community's ability to shift in response to climate change. Yet, ecological barriers are rarely considered in climate change studies, potentially hindering predictions of biodiversity shifts. We used data from two consecutive European breeding bird atlases to calculate the geographic distance and direction between communities in the 1980s and their compositional best match in the 2010s and modeled their response to barriers. The ecological barriers affected both the distance and direction of bird community composition shifts, with coastlines and elevation having the strongest influence. Our results underscore the relevance of combining ecological barriers and community shift projections for identifying the forces hindering community adjustments under global change. Notably, due to (macro)ecological barriers, communities are not able to track their climatic niches, which may lead to drastic changes, and potential losses, in community compositions in the future. Copyright © 2023 the Author(s). Published by PNAS. (Less)
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author
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type
Contribution to journal
publication status
published
subject
keywords
community composition, distribution shift, Jaccard dissimilarity, macroecology, resistance, Animals, Biodiversity, Birds, Climate Change, Ecosystem, Forecasting, article, bird, breeding, case report, clinical article, global change, nonhuman, animal, biodiversity, climate change, ecosystem, forecasting, physiology
in
Proceedings of the National Academy of Sciences of the United States of America
volume
120
issue
23
article number
e2213330120
publisher
National Academy of Sciences
external identifiers
  • scopus:85160673652
ISSN
0027-8424
DOI
10.1073/pnas.2213330120
language
English
LU publication?
yes
id
d9205a3e-1310-4bb7-821b-0e130a502508
date added to LUP
2023-11-14 15:32:54
date last changed
2023-11-14 15:33:57
@article{d9205a3e-1310-4bb7-821b-0e130a502508,
  abstract     = {{Species’ range shifts and local extinctions caused by climate change lead to community composition changes. At large spatial scales, ecological barriers, such as biome boundaries, coastlines, and elevation, can influence a community's ability to shift in response to climate change. Yet, ecological barriers are rarely considered in climate change studies, potentially hindering predictions of biodiversity shifts. We used data from two consecutive European breeding bird atlases to calculate the geographic distance and direction between communities in the 1980s and their compositional best match in the 2010s and modeled their response to barriers. The ecological barriers affected both the distance and direction of bird community composition shifts, with coastlines and elevation having the strongest influence. Our results underscore the relevance of combining ecological barriers and community shift projections for identifying the forces hindering community adjustments under global change. Notably, due to (macro)ecological barriers, communities are not able to track their climatic niches, which may lead to drastic changes, and potential losses, in community compositions in the future. Copyright © 2023 the Author(s). Published by PNAS.}},
  author       = {{Marjakangas, E.-L. and Lindström, Å. and Lehikoinen, A.}},
  issn         = {{0027-8424}},
  keywords     = {{community composition; distribution shift; Jaccard dissimilarity; macroecology; resistance; Animals; Biodiversity; Birds; Climate Change; Ecosystem; Forecasting; article; bird; breeding; case report; clinical article; global change; nonhuman; animal; biodiversity; climate change; ecosystem; forecasting; physiology}},
  language     = {{eng}},
  number       = {{23}},
  publisher    = {{National Academy of Sciences}},
  series       = {{Proceedings of the National Academy of Sciences of the United States of America}},
  title        = {{Ecological barriers mediate spatiotemporal shifts of bird communities at a continental scale}},
  url          = {{http://dx.doi.org/10.1073/pnas.2213330120}},
  doi          = {{10.1073/pnas.2213330120}},
  volume       = {{120}},
  year         = {{2023}},
}