Human pressure and biodiversity modify forest resilience after extreme multi-year droughts
Tianjing Wu · Yanxu Liu · Liangzhi Chen · Zheng Fu · Bojie Fu · Yan Li · Xutong Wu · Jingyi Ding · Changjia Li · Shuai Wang · Wenwu Zhao · Arthur Gessler
期刊Nature Ecology & Evolution / Nat Ecol Evol
类型Article
发表2026-03-04 (online)
卷期页10(5): 880-892
收录2026-10-04
被浏览…
关键词forest resiliencemulti-year droughthuman footprintbiodiversityspecies richnessvapor pressure deficitsoil moisturemanaged forestsboreal forestNDVI
标签—
森林恢复力是指森林生态系统从扰动中恢复的能力。随着全球多年干旱(MYD)事件发生频率的增加以及人类活动对陆地生态系统的压力日益增大,森林生态系统应对极端多年干旱的恢复力及其与人类活动影响的相互作用在很大程度上仍未得到充分研究。基于核归一化植被指数的时间自相关性,我们绘制了多年干旱前后全球森林恢复力的空间格局。研究发现,在经历最严重的 10 次多年干旱之后,超过 70.9%的森林恢复力较干旱前有所下降。物种丰富度是影响森林恢复力空间变异的主要因素,其次是水汽压亏缺、温度和土壤湿度。在不同类型的森林中,植物物种丰富度与恢复力之间的关系各不相同,既有正相关也有负相关。然而,在考虑人类活动的影响后,物种丰富度对森林恢复力的影响始终呈现显著的负相关关系。与未受干扰的森林相比,人工林对千年干旱的恢复力较低,尤其是在北方落叶针叶林中。这些发现强调了减轻人类活动压力对于维持森林在极端气候扰动下的恢复力至关重要。

@article{wu2026,
author = {Tianjing Wu and Yanxu Liu and Liangzhi Chen and Zheng Fu and Bojie Fu and Yan Li and Xutong Wu and Jingyi Ding and Changjia Li and Shuai Wang and Wenwu Zhao and Arthur Gessler},
title = {Human pressure and biodiversity modify forest resilience after extreme multi-year droughts},
journal = {Nature Ecology \& Evolution},
year = {2026},
volume = {10},
number = {5},
pages = {880-892},
doi = {10.1038/s41559-026-03015-3},
publisher = {Springer Science and Business Media LLC},
}· END ·