Biotic homogenization是什么意思

WebNov 1, 1999 · Thus, biotic homogenization occurs when a widespread environmental change promotes the geographic expansion of some species (‘winners’) and the geographic reduction of others (‘losers’) 6. Previous mass extinctions, for example, show that global climatic and geological disturbances often produce low-diversity biotas dominated by a … WebAug 16, 2016 · Biotic homogenisation is the process by which species invasions and extinctions increase the genetic, taxonomic or functional similarity of two or more …

Biotic homogenization increases with human intervention: implications ...

WebOct 4, 2016 · Biotic homogenization goes beyond the increase in taxonomic similarity among communities. It also involves the loss of biological differences in any organizational level (e.g., populations or communities) in terms of functional, taxonomic or genetic features. There are many ways to measure biotic homogenization, and the results depend on ... smaa varsity football playoffs https://soluciontotal.net

Biotic homogenization - Wikipedia

WebBiotic homogenization in restored landscapes. Extensive evidence shows that anthropogenic activities are leading to biotic homogenization (see Glossary ). Namely, lower alpha-diversity (within-site) and beta-diversity … WebAug 16, 2016 · Biotic homogenisation is the process by which species invasions and extinctions increase the genetic, taxonomic or functional similarity of two or more locations over a specified time interval. This is a unique research challenge, because it is a multifaceted process that subsumes many aspects of the modern biodiversity crisis, … WebGlobal change is increasing biotic homogenization globally, which modifies the functioning of ecosystems. While tendencies towards taxonomic homogenization in biological communities have been extensively studied, functional homogenization remains an understudied facet of biodiversity. Here, we tested four hypotheses related to long-term … sma australia north sydney

Biotic homogenization destabilizes ecosystem …

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Biotic homogenization是什么意思

Landscape simplification filters species traits and drives biotic ...

WebJan 1, 2004 · Biotic homogenization, the gradual replacement of native biotas by locally expanding non-natives, is a global process that diminishes floral and faunal distinctions … WebApr 20, 2024 · 主要结论. 该研究利用实验数据,验证了理论预测的beta多样性的稳定化作用。. 该结果表明,生物同质化(biotic homogenization)可能会通过降低空间异步性,而削弱大尺度生态系统的稳定性。. 因此,维持生 …

Biotic homogenization是什么意思

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WebLow β-diversity values indicate that taxonomic similarity is high among communities, which is characteristic of biotic homogenization (Fuller et al. 2015). Second, turnover with replacement was the main component of β-diversity both across the study area and at the level of individual sites, ... WebGlobal change is increasing biotic homogenization globally, which modifies the functioning of ecosystems. While tendencies towards taxonomic homogenization in biological …

WebAbstract. Biotic homogenization is the replacement of local biotas by nonindigenous and locally expanding species that can co-exist with humans (McKinney and Lockwood … WebNational Center for Biotechnology Information

WebSep 8, 2024 · Aim Exotic species’ introductions together with extinction of native species represent the main mechanisms driving biotic homogenization of freshwater fish assemblages around the world. While generally ichtyofaunistic realms transit towards biotic homogenization, for conservation purposes it is essential to understand what specific … WebDec 16, 2024 · Biotic homogenization has been shown to be a common outcome of land-use intensification and human disturbance (11, 14). Species differ naturally in range size, with small-range species concentrated in particular geographic areas and potentially deviating ecologically from widespread species ( 15 ), for example, having more …

WebMar 11, 2024 · Our planet is facing significant changes of biodiversity across spatial scales. Although the negative effects of local biodiversity (α diversity) loss on ecosystem stability are well documented, the consequences of …

WebMar 11, 2024 · Our planet is facing significant changes of biodiversity across spatial scales. Although the negative effects of local biodiversity (α diversity) loss on ecosystem stability … sma automatic backup unit datasheetWebSep 24, 2015 · Discussion. This investigation has documented rapid biotic homogenization in marine fish assemblages and argued that these community shifts are linked to climate. Other recent studies also ... s m a azeez brothers pvt ltdWebAug 28, 2024 · Introduction. Biotic homogenization occurs when biotas become more similar through the processes of the loss or expansion of native species and the establishment of non-native species [] and is considered a global phenomenon [1, 2].Urbanization has a high potential for producing biotic homogenization, given the … sma baby club rewardsWebDec 1, 2006 · The study of biotic homogenization is a young and rapidly emerging research area in the budding field of conservation biogeography, and this paper aims to synthesize current knowledge of this process and advocate a more systematic approach to its investigation. Aim Biotic homogenization describes the process by which species … sma athirah boneWebSadly, we could view biotic homogenization as the by-product of a global anthropogenic blender (Fig. 1). In the wake of continued human enhancement of species invasions and … sm abWebFeb 15, 2024 · Biotic homogenization can be quantified by beta diversity, which can be calculated using the dissimilarity indices such as Bray-Curtis and Jaccard dissimilarity (Bray and Curtis, 1957; Jaccard, 1900) and the ecological uniqueness of local site (Legendre and De Caceres, 2013). The selection of indicators is important for quantifying biotic ... soldiers clip art black and whiteWebOct 20, 2015 · Biotic homogenization that results in communities with reduced response diversity can limit the functions provided by the community, and their ability to respond to disturbances, leading to the ... soldiers cleaning for taliban