Biotic homogenization是什么意思

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WebOct 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 ... 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 …

Urban biotic homogenization: Approaches and knowledge gaps

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 … WebBiotic homogenization—the erosion of biological differences among ecosystems due to human disturbance—is a pervasive threat to forest landscapes given the current global biodiversity crisis. In Mediterranean … daughter of invention audio

(PDF) Biotic Homogenization - ResearchGate

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 ... WebFeb 8, 2024 · Ecosystems around the globe are facing habitat homogenization due to human activities (1–3).Homogenized ecosystems will reduce the diversity of species and consequently diminish valuable ecosystem functions and services ().In addition to affecting species diversity, reduced habitat diversity may also directly impair ecosystem … WebNov 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 … daughter of invention answers

Synthesis reveals biotic homogenisation and differentiation are …

Late quaternary biotic homogenization of North American …

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. … Biotic homogenization is the process by which two or more spatially distributed ecological communities become increasingly similar over time. This process may be genetic, taxonomic, or functional, and it leads to a loss of beta (β) diversity. While the term is sometimes used interchangeably with "taxonomic … See more Homogenization versus differentiation Homogenization is the process of assemblages becoming increasingly similar: the reverse is the process of assemblages becoming increasingly different over time, … See more Genetic Genetic homogenization refers to the underlying molecular processes involved in biotic homogenization. It typically results from hybridization … See more Most studies of biotic homogenization have typically focused on fishes and vascular plants. More recently, however, homogenization has been demonstrated in other taxonomic … See more Measuring biotic homogenization ultimately requires measuring β diversity. Taxonomic homogenization is typically studied by … See more Ecology and Evolution Community composition, rather than richness, plays the more crucial role in maintaining the See more daughter of invention pdfWebAug 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 … b k reference 30

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Biotic homogenization是什么意思

Biotic homogenization increases with human intervention: …

WebJul 8, 2024 · Biotic homogenization is a globally studied phenome-non and a highly active research topic in urban ecology. The urban biotic homogenization (UBH) hypothesis … 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 …

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WebSadly, 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 … WebFeb 3, 2005 · economic implications of biotic homogenization, just as they do over many conservation issues. One fact is clear, however: Biotic homogenization elicits serious concern among conservationists as a major threat to regional in-dividuality. Interestingly, urban centers are focal areas of biotic homogenization (e.g., Blair 2004), yet they are in-

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 … 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 ...

WebSep 1, 2024 · Biotic homogenization in restored landscapes. Extensive evidence shows that anthropogenic activities are leading to biotic homogenization (see … 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 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 ...

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 … daughter of invention julia alvarezWebGlobal 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 … daughter of invention commonlitWebJan 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 … bk reflector\u0027sWebOct 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 ... daughter of invention commonlit answersWebFeb 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 ... daughter of invention julia alvarez toneWebDec 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 … daughter of invention storyWebJul 8, 2024 · Because most of the now extinct megafauna became extinct near the 10,000 ybp boundary 45, we suggest that biotic homogenization began late in the 15,000 … bk reflection\u0027s