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Global urban environmental change drives adaptation in white clover

Santangelo, J.S. ; Jarrett, B.J.M. LU ; Opedal, ØH. LU and Zytynska, S.E. (2022) In Science (New York, N.Y.) 375(6586). p.1275-1281
Abstract
Urbanization transforms environments in ways that alter biological evolution. We examined whether urban environmental change drives parallel evolution by sampling 110,019 white clover plants from 6169 populations in 160 cities globally. Plants were assayed for a Mendelian antiherbivore defense that also affects tolerance to abiotic stressors. Urban-rural gradients were associated with the evolution of clines in defense in 47% of cities throughout the world. Variation in the strength of clines was explained by environmental changes in drought stress and vegetation cover that varied among cities. Sequencing 2074 genomes from 26 cities revealed that the evolution of urban-rural clines was best explained by adaptive evolution, but the degree... (More)
Urbanization transforms environments in ways that alter biological evolution. We examined whether urban environmental change drives parallel evolution by sampling 110,019 white clover plants from 6169 populations in 160 cities globally. Plants were assayed for a Mendelian antiherbivore defense that also affects tolerance to abiotic stressors. Urban-rural gradients were associated with the evolution of clines in defense in 47% of cities throughout the world. Variation in the strength of clines was explained by environmental changes in drought stress and vegetation cover that varied among cities. Sequencing 2074 genomes from 26 cities revealed that the evolution of urban-rural clines was best explained by adaptive evolution, but the degree of parallel adaptation varied among cities. Our results demonstrate that urbanization leads to adaptation at a global scale. (Less)
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author
; ; and
author collaboration
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
article, city, drought stress, environmental change, herbivore, nonhuman, urbanization, vegetation, white clover
in
Science (New York, N.Y.)
volume
375
issue
6586
pages
7 pages
publisher
American Association for the Advancement of Science (AAAS)
external identifiers
  • scopus:85126689688
  • pmid:35298255
ISSN
1095-9203
DOI
10.1126/science.abk0989
language
English
LU publication?
yes
id
46142217-1495-4418-951f-6bf1d3bb7234
date added to LUP
2022-08-02 09:15:17
date last changed
2023-04-05 19:05:18
@article{46142217-1495-4418-951f-6bf1d3bb7234,
  abstract     = {{Urbanization transforms environments in ways that alter biological evolution. We examined whether urban environmental change drives parallel evolution by sampling 110,019 white clover plants from 6169 populations in 160 cities globally. Plants were assayed for a Mendelian antiherbivore defense that also affects tolerance to abiotic stressors. Urban-rural gradients were associated with the evolution of clines in defense in 47% of cities throughout the world. Variation in the strength of clines was explained by environmental changes in drought stress and vegetation cover that varied among cities. Sequencing 2074 genomes from 26 cities revealed that the evolution of urban-rural clines was best explained by adaptive evolution, but the degree of parallel adaptation varied among cities. Our results demonstrate that urbanization leads to adaptation at a global scale.}},
  author       = {{Santangelo, J.S. and Jarrett, B.J.M. and Opedal, ØH. and Zytynska, S.E.}},
  issn         = {{1095-9203}},
  keywords     = {{article; city; drought stress; environmental change; herbivore; nonhuman; urbanization; vegetation; white clover}},
  language     = {{eng}},
  number       = {{6586}},
  pages        = {{1275--1281}},
  publisher    = {{American Association for the Advancement of Science (AAAS)}},
  series       = {{Science (New York, N.Y.)}},
  title        = {{Global urban environmental change drives adaptation in white clover}},
  url          = {{http://dx.doi.org/10.1126/science.abk0989}},
  doi          = {{10.1126/science.abk0989}},
  volume       = {{375}},
  year         = {{2022}},
}