Biotic homogenization是什么意思
WebNational Center for Biotechnology Information 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 …
Biotic homogenization是什么意思
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WebJul 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 … WebDec 6, 2024 · Biotic homogenization—declining β-diversity—reduces trait and phylogenetic differences between regions, and is perhaps a more characteristic feature of the Anthropocene than species loss 10.
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 … 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 among regions.Although patterns of homogenization have been well studied, their specific ecological and evolutionary consequences remain unexplored. We argue that our current …
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 … 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 …
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 …
WebGlobal change is increasing biotic homogenization globally, which modifies the functioning of ecosystems. While tendencies towards taxonomic homogenization in biological … on the spiritual in art wassily kandinskyWebAug 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 ... ios address of property expression requestedWebOct 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 ... on the sport tv tr 7WebAug 16, 2016 · Biotic homogenisation is the process by which species invasions and extinctions increase the genetic, taxonomic or functional similarity of two or more … on the spot acceptance of job offerWebBiotic 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 on the spot accountantsBiotic 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 on the spoonWebOct 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 ... on the sporting couch