EXTINCT | The interaction of environmental conditions and species traits as drivers of species extinctions and community homogenisation

Summary
Climate and habitat change are accelerating the loss of biodiversity at unprecedented rates. To prevent this loss it is critical
to understand species extinction patterns globally. Several studies have linked species extinctions with their intrinsic lifehistory and ecological traits. However, the predictive power of the models is weak generating great uncertainty for applied
conservation strategies on the ground. An important factor that is often forgotten is that species extinctions are the
culmination of a sequence of local population declines or extirpations, each of which may present distinct trait-environment
dynamics. There is still little knowledge on how factors related to species traits and those related to the environmental
conditions occurring at the population level interact to drive species declines. Neither is well known how these processes
scale up to determine community homogenisation. EXTINCT will use citizen-based data of ca. 175 butterfly species
collected over >18 years along three countries (UK, South Finland and NE Spain) to test how the species traits and the
environmental conditions interact in driving population declines and extirpations, and the consequent community
homogenisation. Specifically, EXTINCT will use butterfly intrinsic traits found to be key in the species ecology and
representative of wider taxa, and it will test how they interact with the environmental conditions in terms of climate (aridity) and landscape heterogeneity (topography and landcover heterogeneity). EXTINCT covers six out of the ten
bioclimatic regions and three main biomes along Europe, ensuring the generalisations of the findings. It will use modern
Bayesian Hierarchical models to correct the ecological inferences from the error inherent to data collected by volunteers.
With an applied perspective, it will also inform on the level of local landscape heterogeneity (and thus, management) required to preserve the species, which comprise the local community.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/795890
Start date: 02-01-2019
End date: 01-01-2021
Total budget - Public funding: 183 454,80 Euro - 183 454,00 Euro
Cordis data

Original description

Climate and habitat change are accelerating the loss of biodiversity at unprecedented rates. To prevent this loss it is critical
to understand species extinction patterns globally. Several studies have linked species extinctions with their intrinsic lifehistory and ecological traits. However, the predictive power of the models is weak generating great uncertainty for applied
conservation strategies on the ground. An important factor that is often forgotten is that species extinctions are the
culmination of a sequence of local population declines or extirpations, each of which may present distinct trait-environment
dynamics. There is still little knowledge on how factors related to species traits and those related to the environmental
conditions occurring at the population level interact to drive species declines. Neither is well known how these processes
scale up to determine community homogenisation. EXTINCT will use citizen-based data of ca. 175 butterfly species
collected over >18 years along three countries (UK, South Finland and NE Spain) to test how the species traits and the
environmental conditions interact in driving population declines and extirpations, and the consequent community
homogenisation. Specifically, EXTINCT will use butterfly intrinsic traits found to be key in the species ecology and
representative of wider taxa, and it will test how they interact with the environmental conditions in terms of climate (aridity) and landscape heterogeneity (topography and landcover heterogeneity). EXTINCT covers six out of the ten
bioclimatic regions and three main biomes along Europe, ensuring the generalisations of the findings. It will use modern
Bayesian Hierarchical models to correct the ecological inferences from the error inherent to data collected by volunteers.
With an applied perspective, it will also inform on the level of local landscape heterogeneity (and thus, management) required to preserve the species, which comprise the local community.

Status

CLOSED

Call topic

MSCA-IF-2017

Update Date

28-04-2024
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Horizon 2020
H2020-EU.1. EXCELLENT SCIENCE
H2020-EU.1.3. EXCELLENT SCIENCE - Marie Skłodowska-Curie Actions (MSCA)
H2020-EU.1.3.2. Nurturing excellence by means of cross-border and cross-sector mobility
H2020-MSCA-IF-2017
MSCA-IF-2017