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    Higher vegetation sensitivity to meteorological drought in autumn than spring across European biomes


    Jin, Hongxiao, Vicente-Serrano, Sergio M., Tian, Feng, Cai, Zhanzhang, Conradt, Tobias, Boincean, Boris, Murphy, Conor, Farizo, Begoña Alvarez, Grainger, Sam, López-Moreno, Juan I. and Eklundh, Lars (2023) Higher vegetation sensitivity to meteorological drought in autumn than spring across European biomes. Communications Earth & Environment, 4 (1). ISSN 2662-4435

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    Official URL: https://doi.org/10.1038/s43247-023-00960-w

    Abstract

    Europe has experienced severe drought events in recent decades, posing challenges to understand vegetation responses due to diverse vegetation distribution, varying growth stages, different drought characteristics, and concurrent hydroclimatic factors. To analyze vegetation response to meteorological drought, we employed multiple vegetation indicators across European biomes. Our findings reveal that vegetation sensitivity to drought increases as the canopy develops throughout the year, with sensitivities from −0.01 in spring to 0.28 in autumn and drought-susceptible areas from 18.5 to 57.8% in Europe. Soil water shortage exacerbates vegetation-drought sensitivity temporally, while its spatial impact is limited. Vegetation-drought sensitivity strongly correlates with vapor pressure deficit and partially with atmospheric CO2 concentration. These results highlight the spatiotemporal variations in vegetation-drought sensitivities and the influence of hydroclimatic factors. The findings enhance our understanding of vegetation response to drought and the impact of concurrent hydroclimatic factors, providing valuable sub-seasonal information for water management and drought preparedness.
    Item Type: Article
    Keywords: Higher vegetation sensitivity; meteorological drought; autumn; spring; European biomes;
    Academic Unit: Faculty of Social Sciences > Research Institutes > Irish Climate Analysis and Research Units, ICARUS
    Item ID: 17520
    Identification Number: 10.1038/s43247-023-00960-w
    Depositing User: Conor Murphy
    Date Deposited: 11 Sep 2023 13:10
    Journal or Publication Title: Communications Earth & Environment
    Publisher: Springer Nature
    Refereed: Yes
    Related URLs:
    URI: https://mu.eprints-hosting.org/id/eprint/17520
    Use Licence: This item is available under a Creative Commons Attribution Non Commercial Share Alike Licence (CC BY-NC-SA). Details of this licence are available here

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