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将人类和生态组分联系起来,以理解跨景观和物种的人与野生动物冲突。

Linking human and ecological components to understand human-wildlife conflicts across landscapes and species.

机构信息

Programa de Pós-graduação em Ecologia, Instituto de Biociências, Universidade de São Paulo, Rua do Matão, travessa 14, 101, São Paulo, SP, CEP 05508-090, Brazil.

Wildlife Conservation Research Unit, Department of Zoology, University of Oxford, The Recanati-Kaplan Centre, Tubney, Oxford, Oxfordshire, OX13 5QL, U.K.

出版信息

Conserv Biol. 2021 Feb;35(1):285-296. doi: 10.1111/cobi.13537. Epub 2020 Aug 20.

Abstract

Human-wildlife conflicts (HWC) are complex conservation challenges that impair both wildlife populations and human livelihood. Research on HWC, however, has traditionally approached ecological and human components separately, hampering a broader understanding of connections between ecological drivers and human dimensions of conflicts. We developed a model that integrates ecological and human components of HWC to investigate how the amount of remaining native forest (forest cover, a key ecological variable known to influence species occurrence and abundance) affects human experiences with wildlife (contact with species and attacks on livestock) and how such experiences influence tolerance via beliefs, emotions, and attitudes. We tested the model with piecewise structural equation modeling and data on human interactions with 3 mammals with different rarity and body size: opossum (Didelphis aurita), crab-eating fox (Cerdocyon thous), and puma (Puma concolor). Data were obtained by interviewing 114 landowners across 13 Atlantic Forest landscapes (10-50% forest cover). Forest cover was associated with high chance of attacks on livestock, and thus with low tolerance, only in the case of the puma. Effects of distinct experiences with wildlife on beliefs and emotions varied across species. Beliefs and emotions toward wildlife influenced tolerance toward all species, but negative emotions affected tolerance toward only with the puma. Conflicts with large carnivores, such as pumas, can then be understood as disservices provided by forests, indicating the relevance of framing HWC more broadly to consider trade-offs with ecosystems services. For some species, positive experiences with wildlife may counteract the negative effects of attacks on livestock in shaping tolerance. Models such as ours-that link ecological and human dimensions-can help identify more effective leverage points to improve HWC mitigation.

摘要

人与野生动物冲突(HWC)是复杂的保护挑战,既损害了野生动物种群,也损害了人类的生计。然而,传统上,关于 HWC 的研究分别从生态和人类两个方面进行,阻碍了对生态驱动因素与冲突的人类层面之间联系的更广泛理解。我们开发了一种模型,将 HWC 的生态和人类因素整合在一起,研究剩余原生林(森林覆盖率,一个已知影响物种出现和丰度的关键生态变量)的数量如何影响人类与野生动物的接触(与物种的接触和对牲畜的攻击),以及这些经验如何通过信仰、情感和态度影响容忍度。我们使用分段结构方程模型和关于人与 3 种不同稀有度和体型的哺乳动物相互作用的数据来测试该模型:负鼠(Didelphis aurita)、食蟹狐(Cerdocyon thous)和美洲狮(Puma concolor)。数据是通过对 13 个大西洋森林景观(10-50%森林覆盖率)中的 114 位土地所有者进行访谈获得的。森林覆盖率与牲畜遭受攻击的几率较高有关,因此,只有在美洲狮的情况下,容忍度才会较低。不同野生动物经历对信仰和情感的影响因物种而异。对野生动物的信仰和情感会影响对所有物种的容忍度,但只有对美洲狮的负面情绪才会影响容忍度。与大型食肉动物(如美洲狮)的冲突可以被理解为森林提供的不利服务,这表明更广泛地构建 HWC 以考虑与生态系统服务的权衡具有相关性。对于某些物种,与野生动物的积极接触可能会抵消对牲畜攻击的负面影响,从而影响容忍度。像我们这样的将生态和人类维度联系起来的模型可以帮助确定更有效的杠杆点,以改善 HWC 的缓解。

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