Biotic homogenization是什么意思

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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 … WebFeb 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 ...

Increasing climate-driven taxonomic homogenization but …

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, ... 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 … sonic and tails vs sonic.exe and tails doll

Late quaternary biotic homogenization of North American …

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 … WebBiotic taxonomic homogenization (hereafter biotic homogenization) is the increase in taxonomic similarity across habitats or regions (i.e., lower species turnover), generally associated with the loss of rare species and persistence and/or spread of shared species (Olden and Poff 2003, Olden 2006, Smart et al. 2006). Biotic homogenization can also 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 … smallholding on the market

Biotic homogenization increases with human intervention: …

WebJul 5, 2024 · Abstract. Earth’s biodiversity continues to change rapidly through the Anthropocene 1, including widespread reordering of species in space 2, 3 and time 4, 5. … WebDec 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 … sonic and tails wallpaper 4kWebAug 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, … smallholding oxfordshire

"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 … " - Biotic homogenization是什么意思

Biotic homogenization是什么意思

Ecological and evolutionary consequences of biotic …

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

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WebAbstract. Biotic homogenization is the replacement of local biotas by nonindigenous and locally expanding species that can co-exist with humans (McKinney and Lockwood 1999). Because homogenization often … 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 …

WebFeb 19, 2024 · We realized that biocultural homogenization incorporates three key additions to the more familiar and better documented process of biotic homogenization . First, biocultural homogenization broadens the expression “a few winners replacing many losers” coined by Michael McKinney and Julie Lockwood ( 1999 ) beyond the scope of … 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 …

WebGlobal change is increasing biotic homogenization globally, which modifies the functioning of ecosystems. While tendencies towards taxonomic homogenization in biological … WebDec 13, 2016 · Biotic homogenization is an emerging, yet pervasive, threat in the ongoing biodiversity crisis. Originally, ecologists defined biotic homogenization as the replacement of native species by exotics …

WebDec 15, 2008 · Olden (2008) defined biotic homogenization as ''the process by which species invasions and extinctions increase the genetic, taxonomic or functional similarity of two or more locations over a ...

WebAug 16, 2016 · Biotic homogenization can lead to intra-and inter specific hybridization, the second of which is a hybridization between genetically distinct species that can threaten native taxa (Olden et al ... sonic and tangle kissWebNov 1, 1999 · Human activities are not random in their negative and positive impacts on biotas. Emerging evidence shows that most species are declining as a result of human activities (‘losers’) and are being replaced by a much smaller number of expanding species that thrive in human-altered environments (‘winners’). The result will be a more … sonic and tales videosWebSadly, 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 … smallholding properties for sale in devonWebOct 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 ... sonic and tales coloring pageWebAug 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 … sonic and tales coloring sheetWebOct 26, 2024 · Anthropogenic impacts on biodiversity can lead to biotic homogenization (BH) and biotic differentiation (BD). BH is a process of increasing similarity in community composition (including taxonomic, functional, and phylogenetic components), whereas BD is a process of decreasing similarity over space and time. Here, we conducted a systematic ... small holding planningWebApr 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 … sonic and the autobots