Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater

Heat and drought are projected to increase globally but may be mitigated or exacerbated by land use/land cover (LULC) change. Here, we show that remote land-atmosphere feedbacks caused by historical European LULC change led to widespread changes in the energy and water balances, drought, and heat. U...

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Main Authors: Samuel C Zipper, Jessica Keune, Stefan J Kollet
Format: Article
Language:English
Published: IOP Publishing 2019-01-01
Series:Environmental Research Letters
Subjects:
Online Access:https://doi.org/10.1088/1748-9326/ab0db3
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author Samuel C Zipper
Jessica Keune
Stefan J Kollet
author_facet Samuel C Zipper
Jessica Keune
Stefan J Kollet
author_sort Samuel C Zipper
collection DOAJ
description Heat and drought are projected to increase globally but may be mitigated or exacerbated by land use/land cover (LULC) change. Here, we show that remote land-atmosphere feedbacks caused by historical European LULC change led to widespread changes in the energy and water balances, drought, and heat. Using a continental-scale bedrock-to-atmosphere model, we find that LULC change following the Soviet Union collapse and European Union formation may have substantially increased cloud cover and decreased incoming shortwave radiation in western Europe, even in locations where LULC did not change. These changes to the water and energy balances had spatially heterogeneous impacts on drought and heat, including drying in the Mediterranean and Eastern Europe regions. The response of the water and energy balances to remote feedbacks was lessened in areas with shallow groundwater, indicating that local- and continental-scale responses to LULC change are influenced by the coupling between the subsurface, land surface, and atmosphere.
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spelling doaj.art-3ee00e59209c4dfa87239cefd7da0de72023-08-09T14:43:27ZengIOP PublishingEnvironmental Research Letters1748-93262019-01-0114404401210.1088/1748-9326/ab0db3Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwaterSamuel C Zipper0https://orcid.org/0000-0002-8735-5757Jessica Keune1https://orcid.org/0000-0001-6104-2165Stefan J Kollet2https://orcid.org/0000-0003-0095-1554Department of Civil Engineering, University of Victoria , Victoria BC, Canada; Department of Earth and Planetary Sciences, McGill University , Montreal QC, CanadaMeteorological Institute, University of Bonn , Bonn, Germany; Laboratory of Hydrology and Water Management, Ghent University , Ghent, Belgium; Agrosphere (IBG-3), Research Center Jülich GmbH, Jülich, GermanyAgrosphere (IBG-3), Research Center Jülich GmbH, Jülich, Germany; Centre for High-Performance Scientific Computing in Terrestrial Systems, ABC/J Geoverbund, Jülich, GermanyHeat and drought are projected to increase globally but may be mitigated or exacerbated by land use/land cover (LULC) change. Here, we show that remote land-atmosphere feedbacks caused by historical European LULC change led to widespread changes in the energy and water balances, drought, and heat. Using a continental-scale bedrock-to-atmosphere model, we find that LULC change following the Soviet Union collapse and European Union formation may have substantially increased cloud cover and decreased incoming shortwave radiation in western Europe, even in locations where LULC did not change. These changes to the water and energy balances had spatially heterogeneous impacts on drought and heat, including drying in the Mediterranean and Eastern Europe regions. The response of the water and energy balances to remote feedbacks was lessened in areas with shallow groundwater, indicating that local- and continental-scale responses to LULC change are influenced by the coupling between the subsurface, land surface, and atmosphere.https://doi.org/10.1088/1748-9326/ab0db3land use changedroughtextreme heatEuropeagricultural abandonmentintegrated modeling
spellingShingle Samuel C Zipper
Jessica Keune
Stefan J Kollet
Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater
Environmental Research Letters
land use change
drought
extreme heat
Europe
agricultural abandonment
integrated modeling
title Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater
title_full Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater
title_fullStr Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater
title_full_unstemmed Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater
title_short Land use change impacts on European heat and drought: remote land-atmosphere feedbacks mitigated locally by shallow groundwater
title_sort land use change impacts on european heat and drought remote land atmosphere feedbacks mitigated locally by shallow groundwater
topic land use change
drought
extreme heat
Europe
agricultural abandonment
integrated modeling
url https://doi.org/10.1088/1748-9326/ab0db3
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AT jessicakeune landusechangeimpactsoneuropeanheatanddroughtremotelandatmospherefeedbacksmitigatedlocallybyshallowgroundwater
AT stefanjkollet landusechangeimpactsoneuropeanheatanddroughtremotelandatmospherefeedbacksmitigatedlocallybyshallowgroundwater