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千年尺度的动物记录揭示了全新世期间欧洲大型哺乳动物对人类影响的不同恢复力。

Millennial-scale faunal record reveals differential resilience of European large mammals to human impacts across the Holocene.

作者信息

Crees Jennifer J, Carbone Chris, Sommer Robert S, Benecke Norbert, Turvey Samuel T

机构信息

Institute of Zoology, Zoological Society of London, Regent's Park, London NW1 4RY, UK

Institute of Zoology, Zoological Society of London, Regent's Park, London NW1 4RY, UK.

出版信息

Proc Biol Sci. 2016 Mar 30;283(1827):20152152. doi: 10.1098/rspb.2015.2152.

Abstract

The use of short-term indicators for understanding patterns and processes of biodiversity loss can mask longer-term faunal responses to human pressures. We use an extensive database of approximately 18,700 mammalian zooarchaeological records for the last 11,700 years across Europe to reconstruct spatio-temporal dynamics of Holocene range change for 15 large-bodied mammal species. European mammals experienced protracted, non-congruent range losses, with significant declines starting in some species approximately 3000 years ago and continuing to the present, and with the timing, duration and magnitude of declines varying individually between species. Some European mammals became globally extinct during the Holocene, whereas others experienced limited or no significant range change. These findings demonstrate the relatively early onset of prehistoric human impacts on postglacial biodiversity, and mirror species-specific patterns of mammalian extinction during the Late Pleistocene. Herbivores experienced significantly greater declines than carnivores, revealing an important historical extinction filter that informs our understanding of relative resilience and vulnerability to human pressures for different taxa. We highlight the importance of large-scale, long-term datasets for understanding complex protracted extinction processes, although the dynamic pattern of progressive faunal depletion of European mammal assemblages across the Holocene challenges easy identification of 'static' past baselines to inform current-day environmental management and restoration.

摘要

使用短期指标来理解生物多样性丧失的模式和过程,可能会掩盖动物群落对人类压力的长期反应。我们利用一个涵盖欧洲过去11700年约18700条哺乳动物动物考古记录的广泛数据库,重建了15种大型哺乳动物全新世分布范围变化的时空动态。欧洲哺乳动物经历了长期的、不一致的分布范围丧失,一些物种大约在3000年前开始显著减少,并持续至今,不同物种减少的时间、持续时间和幅度各不相同。一些欧洲哺乳动物在全新世期间全球灭绝,而其他一些则经历了有限的或没有显著的分布范围变化。这些发现表明,史前人类对冰后期生物多样性的影响相对较早开始,并且反映了晚更新世期间哺乳动物灭绝的物种特异性模式。食草动物的减少幅度明显大于食肉动物,这揭示了一个重要的历史灭绝筛选因素,有助于我们理解不同分类群对人类压力的相对恢复力和脆弱性。我们强调大规模、长期数据集对于理解复杂的长期灭绝过程的重要性,尽管全新世期间欧洲哺乳动物群落逐渐减少的动态模式,给确定用于指导当前环境管理和恢复的“静态”过去基线带来了挑战。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9c9a/4822451/36464512d422/rspb20152152-g1.jpg

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