globalchange  > 气候减缓与适应
DOI: 10.1111/ele.12873
Scopus记录号: 2-s2.0-85032836519
论文题名:
Warming and top predator loss drive ecosystem multifunctionality
作者: Antiqueira P.A.P.; Petchey O.L.; Romero G.Q.
刊名: Ecology Letters
ISSN: 1461023X
EISSN: 1461-0248
出版年: 2018
卷: 21, 期:1
起始页码: 72
结束页码: 82
语种: 英语
英文关键词: Biodiversity ; climate change ; ecosystem functioning ; predator loss ; tank-bromeliad
英文摘要: Global change affects ecosystem functioning both directly by modifications in physicochemical processes, and indirectly, via changes in biotic metabolism and interactions. Unclear, however, is how multiple anthropogenic drivers affect different components of community structure and the performance of multiple ecosystem functions (ecosystem multifunctionality). We manipulated small natural freshwater ecosystems to investigate how warming and top predator loss affect seven ecosystem functions representing two major dimensions of ecosystem functioning, productivity and metabolism. We investigated their direct and indirect effects on community diversity and standing stock of multitrophic macro and microorganisms. Warming directly increased multifunctional ecosystem productivity and metabolism. In contrast, top predator loss indirectly affected multifunctional ecosystem productivity via changes in the diversity of detritivorous macroinvertebrates, but did not affect ecosystem metabolism. In addition to demonstrating how multiple anthropogenic drivers have different impacts, via different pathways, on ecosystem multifunctionality components, our work should further spur advances in predicting responses of ecosystems to multiple simultaneous environmental changes. © 2017 John Wiley & Sons Ltd/CNRS
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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/107522
Appears in Collections:气候减缓与适应

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作者单位: Programa de Pós-Graduação em Ecologia, Instituto de Biologia (IB), Universidade Estadual de Campinas (UNICAMP), Campinas, Brazil; Department of Evolutionary Biology and Environmental Studies, University of Zurich, Zurich, Switzerland; URPP Global Change and Biodiversity, University of Zurich, Zurich, Switzerland; Departamento de Biologia Animal, Instituto de Biologia (IB), Universidade Estadual de Campinas (UNICAMP), Campinas, Brazil; Brazilian Research Network on Climate Change (Rede Clima), Brazil

Recommended Citation:
Antiqueira P.A.P.,Petchey O.L.,Romero G.Q.. Warming and top predator loss drive ecosystem multifunctionality[J]. Ecology Letters,2018-01-01,21(1)
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