Combined effects of climate and land-use changes on the alpha and beta functional diversities of terrestrial mammals in China
作者机构：Key Laboratory of Animal Ecology and Conservation Biology Institute of Zoology Chinese Academy of Sciences College of Life Sciences Hebei University University of Chinese Academy of Sciences
出 版 物：《Science China Life Sciences》 (中国科学:生命科学(英文版))
年 卷 期：2024年
核心收录：
基 金：supported by the National Natural Science Foundation of China (32225033, 32071496) Ministry of Science and Technology of China (2022YFF1301500)
摘 要：Climate and land-use changes are predicted to impact biodiversity,threatening ecosystem services and ***,their combined effects on the functional diversity of mammals at the regional scale remain unclear,especially at the beta ***,we use projected climate and land-use changes in China to investigate their potential effects on the alpha and beta functional diversities of terrestrial mammals under low-and high-emission *** the current projection,we showed strong positive spatial correlations between functional richness and species *** evenness (FEve),functional specialization (FSpe),and functional originality (FOri)decreased with species richness,and functional divergence (FDiv) increased first and then *** beta diversity was dominated by its nestedness component,in contrast to the taxonomic *** changes in species richness are more strongly influenced by land-use change under the low-emission scenario,while under the high-emission scenario,they are more strongly influenced by climate *** in functional richness (FRic) were inconsistent with those in species richness,with a magnitude of decreases greater than predicted from species ***,mammal assemblages showed potential functional differentiation (FD) across the country,and the trends exceeded those towards taxonomic differentiation (TD).Our findings help us understand the processes underlying biodiversity responses to global changes on multiple facets and provide new insight for conservation plans.
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