Wildlife conservation

野生动物保护
  • 文章类型: Journal Article
    森林砍伐是一个令人担忧的问题,在全世界森林中都是多产的。地方性动物,flora,野生动物栖息地的丧失是世界遗产的严重关切。这就是为什么可持续发展目标(SDG)的目标15促进这些自然资源的节约利用。沙巴,马来西亚很幸运,在Sepilok森林地区有“OrangHutan”字面意思是“丛林人”。政府已指定Sepilok猩猩康复中心作为其保障措施。的确,这是世界上第一个猩猩康复中心。然而,猩猩的野生动物保护需要转化为经济价值。本研究旨在通过应用或有价值评估方法(CVM),通过游客支付意愿(WTP)来确定野生动物保护的经济价值。总共向国际和当地游客随机分发了143份问卷。Logistic回归用于估计平均WTP。结果表明,几个显著的社会人口统计学变量影响受访者的WTP。然而,大多数受访者愿意支付最高MYR16.73,而平均值仅为MYR7.27。2017年,康复中心的估计年度经济价值为MYR9,697074.96,而MYR96的估计保护价值为970749.60。这项研究的结果表明,经济评估不仅在协助猩猩保护,而且在其他地方受到威胁的物种保护方面可能发挥有益作用。这项研究协助该中心的管理层确定未来的适当入场费,因为它们已经十多年没有修改过了。国际环境评估管理2022;18:1174-1186。©2022SETAC。
    Deforestation is an alarming issue that is prolific throughout world forests. Endemic fauna, flora, and wildlife habitat loss are serious concerns for world heritage. That is why Goal 15 of the Sustainable Development Goals (SDGs) promotes the conserved use of these natural resources. Sabah, Malaysia is fortunate to have \"Orang Hutan\" literally \"Jungle People\" in the Sepilok Forest area. The government had designated the Sepilok Orangutan Rehabilitation Centre as their safeguard. Indeed, this is the world\'s first Rehabilitation Centre for Orangutans. However, the wildlife conservation of Orangutans needs to be translated into economic values. This study aims to determine the economic valuation of wildlife conservation through visitors\' Willingness to Pay (WTP) via applying the Contingent Valuation Method (CVM). A total of 143 questionnaires were distributed randomly to international and local visitors. The Logistic Regression was used to estimate the Mean WTP. Results showed that several significant sociodemographic variables influence the respondents\' WTP. Nevertheless, most respondents were willing to pay a maximum of MYR16.73, while the mean was MYR7.27 only. In 2017, the estimated annual economic value of the Rehabilitation Centre was MYR9, 697 074.96 compared to the estimated conservation value of MYR96, 970 749.60. The findings of this study demonstrate the possible beneficial role of economic valuation in assisting not just Orangutan conservation but threatened species conservation elsewhere. The study has assisted the Centre\'s management in determining the appropriate entrance fees for the future, as they have not been revised in over a decade. Integr Environ Assess Manag 2022;18:1174-1186. © 2022 SETAC.
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  • 文章类型: Journal Article
    To counteract the negative effects of forest fragmentation on wildlife, it is crucial to maintain functional ecological networks. We identified the ecological networks for 2 mammals with very different degrees of forest specialization, the European badger Meles meles and the Roe deer Capreolus capreolus, by differentiating 4 agroforestry elements as either nodes or connectivity elements, and by defining the distance that provides the functional connectivity between fragments. Species occurrence data were collected in a wide agroecosystem in northern Italy. To test the role of hedgerows, traditional poplar cultivations, short rotation coppices, and reforestations as ecological network elements for the 2 species we applied the method of simulated species perceptions of the landscape (SSPL), comparing the ability of different SSPLs to explain the observed species distribution. All analyses were repeated considering different scenarios of species movement ability through the matrix. Model outputs seem to show that the specialist and highly mobile Roe deer has the same movement ability throughout the matrix (2 km) as the European badger, a smaller, but generalist species. The ecological network identified for the European badger was widespread throughout the area and was composed of woodlands, poplar cultivations and hedgerows as nodes and short rotation coppices as connectivity elements. Conversely, the ecological network of the Roe deer was mostly limited to the main forest areas and was composed of woodlands, poplar cultivations and reforestations as nodes and short rotation coppices and hedgerows as connectivity elements. The degree of forest specialization strongly affects both species perception of habitat and movement ability throughout the matrix, regardless of species size. This has important implications for species conservation.
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  • 文章类型: Journal Article
    家猫有世界性的分布,通常居住在城市,郊区和城郊环境对生物多样性保护也至关重要。这项研究描述了一种被定义的影响,自由漫游的猫对受到威胁的沿海海鸟的行为,澳大利亚仙女燕鸥,Nternulanerisneris,在曼杜拉,澳大利亚西南部。野生动物摄像机和直接观察夜间猫入侵燕鸥殖民地的情况,成年燕鸥的尸体被斩首,死了,受伤或失踪的燕鸥,殖民地周围的猫足迹和粪便提供了猫捕食的有力证据,这导致了嵌套行为的最初变化,最终,殖民地遗弃和111窝的繁殖失败。对于这个受威胁的物种来说,六个繁殖鸟的死亡是相当大的损失,并且有可能限制种群的增长。这项研究强调了自由漫游的猫对野生动物的重大负面影响,以及在管理物种保护的地点监测和控制猫的必要性。它还提供了强有力的证据来反对陷阱-中性-释放计划的做法,并证明了被解毒的猫可以通过捕食直接在释放后继续对野生动物产生负面影响,但也间接通过猎物行为的根本变化和父母照顾的减少。
    Domestic cats have a cosmopolitan distribution, commonly residing in urban, suburban and peri-urban environments that are also critical for biodiversity conservation. This study describes the impact of a desexed, free-roaming cat on the behavior of a threatened coastal seabird, the Australian Fairy Tern, Sternula nereis nereis, in Mandurah, south-western Australia. Wildlife cameras and direct observations of cat incursions into the tern colony at night, decapitated carcasses of adult terns, dead, injured or missing tern chicks, and cat tracks and scats around the colony provided strong evidence of cat predation, which led to an initial change in nesting behavior and, ultimately, colony abandonment and the reproductive failure of 111 nests. The death of six breeding terns from the population was a considerable loss for this threatened species and had the potential to limit population growth. This study highlights the significant negative impacts of free-roaming cats on wildlife and the need for monitoring and controlling cats at sites managed for species conservation. It also provides strong evidence against the practice of trap-neuter-release programs and demonstrates that desexed cats can continue to negatively impact wildlife post-release directly through predation, but also indirectly through fundamental changes in prey behavior and a reduction in parental care.
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  • 文章类型: Journal Article
    Trade of bushmeat and other wildlife for human consumption presents a unique set of challenges to policy-makers who are confronted with multiple trade-offs between conservation, food security, food safety, culture and tradition. In the face of these complex issues, risk assessments supported by quantitative information would facilitate evidence-based decision making. We propose a conceptual model for disease transmission risk analysis, inclusive of these multiple other facets. To quantify several processes included in this conceptual model we conducted questionnaire surveys with wildlife consumers and vendors in semi-urban centers in Lao People\'s Democratic Republic (Lao PDR, Laos) and direct observations of consumer behaviors. Direct observation of market stalls indicated an estimated average of 10 kg bushmeat biomass per stall per hour. The socio-demographic data suggested that consumption of bushmeat in urban areas was not for subsistence but rather driven by dietary preference and tradition. Consumer behavioral observations indicated that each animal receives an average of 7 contacts per hour. We provide other key parameters to estimate the risk of disease transmission from bushmeat consumption and illustrate their use in assessing the total public health and socio-economic impact of bushmeat consumption. Pursuing integrative approaches to the study of bushmeat consumption is essential to develop effective and balanced policies that support conservation, public health, and rural development goals.
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  • 文章类型: Journal Article
    草药收藏在发展中国家的许多农村社区具有历史和文化根源。发生草药收集的区域可能与生物多样性热点和濒危和受威胁物种的关键栖息地重叠。然而,这种做法对野生动物的影响是未知的,可能被低估了,也许是由于这种活动的难以捉摸。我们在卧龙自然保护区研究了这种现象,中国,中国中南生物多样性热点地区的一个保护区,也支持一个藏族社区,使用草药收藏作为生计补充的羌族和汉族。我们采用了一种参与式方法,让当地人参与概述草药收集实践的时空动态。我们发现,在过去的二十年中,草药收集的整体空间范围有所增加。然后,我们将草药收集图与保护区中两个时间点收集的大熊猫(Ailuropodamelanoleuca)粪便覆盖在一起。使用贝叶斯参数估计,我们发现了在最近受到新兴草药收集影响的地区大熊猫数量下降的证据。我们的方法证明了将参与式方法与定量方法相结合的潜在力量,用于可能难以凭经验检验的草药收集等过程。我们讨论了在这种混合方法中提高解释力和解决不确定性的未来方向,跨学科研究。这项工作对未来尝试了解人类活动是否以及如何普遍但微妙的影响野生动植物保护具有重要意义。
    Medicinal herb collection has historical and cultural roots in many rural communities in developing countries. Areas where herb collection occurs may overlap with biodiversity hotspots and crucial habitat of endangered and threatened species. However, impacts of such practices on wildlife are unknown and possibly underestimated, perhaps due to the elusive nature of such activities. We examined this phenomenon in Wolong Nature Reserve, China, a protected area in the South-Central China biodiversity hotspot that also supports a community of Tibetan, Qiang and Han people who use herb collection as a supplementary source of livelihood. We adopted a participatory approach in which we engaged local people in outlining spatial and temporal dynamics of medicinal herb collection practices. We found that the overall spatial extent of herb collection increased in the past two decades. We then overlaid herb collection maps with localities of giant panda (Ailuropoda melanoleuca) feces collected over two time points in the reserve. Using a Bayesian parameter estimation, we found evidence for declined giant panda occurrence in the areas most recently impacted by emerging medicinal herb collection. Our methodology demonstrates the potential power of integrating participatory approaches with quantitative methods for processes like herb collection that may be difficult to examine empirically. We discuss future directions for improving explanatory power and addressing uncertainty in this type of mixed-method, interdisciplinary research. This work has implications for future attempts to understand whether and how prevalent but subtle human activities may affect wildlife conservation.
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