The application of selected invasion frameworks to urban ecosystems

Urbanization is a major driver of global change. Profound human-mediated changes to urban environments have provided increased opportunities for species to invade. The desire to understand and manage biological invasions has led to an upsurge in frameworks describing the mechanisms underpinning the...

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Main Authors: Luke J. Potgieter, Marc W. Cadotte
Format: Article
Language:English
Published: Pensoft Publishers 2020-10-01
Series:NeoBiota
Online Access:https://neobiota.pensoft.net/article/50661/download/pdf/
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author Luke J. Potgieter
Marc W. Cadotte
author_facet Luke J. Potgieter
Marc W. Cadotte
author_sort Luke J. Potgieter
collection DOAJ
description Urbanization is a major driver of global change. Profound human-mediated changes to urban environments have provided increased opportunities for species to invade. The desire to understand and manage biological invasions has led to an upsurge in frameworks describing the mechanisms underpinning the invasion process and the ecological and socio-economic impacts of invading taxa. This paper assesses the applicability of three commonly used invasion frameworks to urban ecosystems. The first framework describes the mechanisms leading to invasion; the second and third frameworks assess individual species, and their associated environmental and socio-economic impacts, respectively. In urban areas, the relative effectiveness of the barriers to invasion is diminished (to varying degrees) allowing a greater proportion of species to move through each subsequent invasion stage, i.e. “the urban effect” on invasion. Impact classification schemes inadequately circumscribe the full suite of impacts (negative and positive) associated with invasions in urban areas. We suggest ways of modifying these frameworks to improve their applicability to understanding and managing urban invasions.
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spelling doaj.art-5dd8d0a64c9242c083f916773fdec7fd2022-12-22T01:09:36ZengPensoft PublishersNeoBiota1314-24882020-10-016236538610.3897/neobiota.62.5066150661The application of selected invasion frameworks to urban ecosystemsLuke J. Potgieter0Marc W. Cadotte1University of Toronto-ScarboroughUniversity of Toronto-ScarboroughUrbanization is a major driver of global change. Profound human-mediated changes to urban environments have provided increased opportunities for species to invade. The desire to understand and manage biological invasions has led to an upsurge in frameworks describing the mechanisms underpinning the invasion process and the ecological and socio-economic impacts of invading taxa. This paper assesses the applicability of three commonly used invasion frameworks to urban ecosystems. The first framework describes the mechanisms leading to invasion; the second and third frameworks assess individual species, and their associated environmental and socio-economic impacts, respectively. In urban areas, the relative effectiveness of the barriers to invasion is diminished (to varying degrees) allowing a greater proportion of species to move through each subsequent invasion stage, i.e. “the urban effect” on invasion. Impact classification schemes inadequately circumscribe the full suite of impacts (negative and positive) associated with invasions in urban areas. We suggest ways of modifying these frameworks to improve their applicability to understanding and managing urban invasions.https://neobiota.pensoft.net/article/50661/download/pdf/
spellingShingle Luke J. Potgieter
Marc W. Cadotte
The application of selected invasion frameworks to urban ecosystems
NeoBiota
title The application of selected invasion frameworks to urban ecosystems
title_full The application of selected invasion frameworks to urban ecosystems
title_fullStr The application of selected invasion frameworks to urban ecosystems
title_full_unstemmed The application of selected invasion frameworks to urban ecosystems
title_short The application of selected invasion frameworks to urban ecosystems
title_sort application of selected invasion frameworks to urban ecosystems
url https://neobiota.pensoft.net/article/50661/download/pdf/
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