Patterns and biases in climate change research on amphibians and reptiles: a systematic review

Climate change probably has severe impacts on animal populations, but demonstrating a causal link can be difficult because of potential influences by additional factors. Assessing global impacts of climate change effects may also be hampered by narrow taxonomic and geographical research foci. We rev...

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Main Authors: Maiken Winter, Wolfgang Fiedler, Wesley M. Hochachka, Arnulf Koehncke, Shai Meiri, Ignacio De la Riva
Format: Article
Language:English
Published: The Royal Society 2016-01-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160158
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author Maiken Winter
Wolfgang Fiedler
Wesley M. Hochachka
Arnulf Koehncke
Shai Meiri
Ignacio De la Riva
author_facet Maiken Winter
Wolfgang Fiedler
Wesley M. Hochachka
Arnulf Koehncke
Shai Meiri
Ignacio De la Riva
author_sort Maiken Winter
collection DOAJ
description Climate change probably has severe impacts on animal populations, but demonstrating a causal link can be difficult because of potential influences by additional factors. Assessing global impacts of climate change effects may also be hampered by narrow taxonomic and geographical research foci. We review studies on the effects of climate change on populations of amphibians and reptiles to assess climate change effects and potential biases associated with the body of work that has been conducted within the last decade. We use data from 104 studies regarding the effect of climate on 313 species, from 464 species–study combinations. Climate change effects were reported in 65% of studies. Climate change was identified as causing population declines or range restrictions in half of the cases. The probability of identifying an effect of climate change varied among regions, taxa and research methods. Climatic effects were equally prevalent in studies exclusively investigating climate factors (more than 50% of studies) and in studies including additional factors, thus bolstering confidence in the results of studies exclusively examining effects of climate change. Our analyses reveal biases with respect to geography, taxonomy and research question, making global conclusions impossible. Additional research should focus on under-represented regions, taxa and questions. Conservation and climate policy should consider the documented harm climate change causes reptiles and amphibians.
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spelling doaj.art-7fa8a6782df94f5a9dc2a47faf3dd80e2022-12-22T00:33:05ZengThe Royal SocietyRoyal Society Open Science2054-57032016-01-013910.1098/rsos.160158160158Patterns and biases in climate change research on amphibians and reptiles: a systematic reviewMaiken WinterWolfgang FiedlerWesley M. HochachkaArnulf KoehnckeShai MeiriIgnacio De la RivaClimate change probably has severe impacts on animal populations, but demonstrating a causal link can be difficult because of potential influences by additional factors. Assessing global impacts of climate change effects may also be hampered by narrow taxonomic and geographical research foci. We review studies on the effects of climate change on populations of amphibians and reptiles to assess climate change effects and potential biases associated with the body of work that has been conducted within the last decade. We use data from 104 studies regarding the effect of climate on 313 species, from 464 species–study combinations. Climate change effects were reported in 65% of studies. Climate change was identified as causing population declines or range restrictions in half of the cases. The probability of identifying an effect of climate change varied among regions, taxa and research methods. Climatic effects were equally prevalent in studies exclusively investigating climate factors (more than 50% of studies) and in studies including additional factors, thus bolstering confidence in the results of studies exclusively examining effects of climate change. Our analyses reveal biases with respect to geography, taxonomy and research question, making global conclusions impossible. Additional research should focus on under-represented regions, taxa and questions. Conservation and climate policy should consider the documented harm climate change causes reptiles and amphibians.https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160158amphibiaclimate changebiaslinnean shortfallreptiliawallacean shortfall
spellingShingle Maiken Winter
Wolfgang Fiedler
Wesley M. Hochachka
Arnulf Koehncke
Shai Meiri
Ignacio De la Riva
Patterns and biases in climate change research on amphibians and reptiles: a systematic review
Royal Society Open Science
amphibia
climate change
bias
linnean shortfall
reptilia
wallacean shortfall
title Patterns and biases in climate change research on amphibians and reptiles: a systematic review
title_full Patterns and biases in climate change research on amphibians and reptiles: a systematic review
title_fullStr Patterns and biases in climate change research on amphibians and reptiles: a systematic review
title_full_unstemmed Patterns and biases in climate change research on amphibians and reptiles: a systematic review
title_short Patterns and biases in climate change research on amphibians and reptiles: a systematic review
title_sort patterns and biases in climate change research on amphibians and reptiles a systematic review
topic amphibia
climate change
bias
linnean shortfall
reptilia
wallacean shortfall
url https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.160158
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AT arnulfkoehncke patternsandbiasesinclimatechangeresearchonamphibiansandreptilesasystematicreview
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