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DOI | 10.1088/1748-9326/ab0783 |
Drought cuts back regeneration in logged tropical forests | |
Qie L.; Telford E.M.; Massam M.R.; Tangki H.; Nilus R.; Hector A.; Ewers R.M. | |
发表日期 | 2019 |
ISSN | 17489318 |
卷号 | 14期号:4 |
英文摘要 | Logged tropical forests represent a major opportunity for preserving biodiversity and sequestering carbon, playing a large role in meeting global forest restoration targets. Left alone, these ecosystems have been expected to undergo natural regeneration and succession towards old growth forests, but extreme drought events may challenge this process. While old growth forests possess a certain level of resilience, we lack understanding as to how logging may affect forest responses to drought. This study examines the drought-logging interaction in seedling dynamics within a landscape of logged and unlogged forests in Sabah Malaysia, based on 73 plots monitored before and after the 2015-16 El Niño drought. Drought increased seedling mortality in all forests, but the magnitude of this impact was modulated by logging intensity, with forests with lower canopy leaf area index and above-ground biomass experiencing greater drought induced mortality. Moreover, community traits in more heavily logged forests shifted towards being more ruderal after drought, suggesting that the trajectory of forest succession had been reversed. These results indicate that with reoccurring strong droughts under a changing climate, logged forests that have had over half of their biomass removed may suffer permanently arrested succession. Targeted management interventions may therefore be necessary to lift the vulnerable forests above the biomass threshold. © 2019 The Author(s). Published by IOP Publishing Ltd. |
英文关键词 | community assembly; forest disturbance; forest recovery; leaf trait; plant functional types; plant strategy |
语种 | 英语 |
scopus关键词 | Biodiversity; Biomass; Conservation; Drought; Ecology; Plants (botany); Tropics; Community assembly; Forest disturbances; Forest recovery; Leaf traits; Plant functional type; plant strategy; Reforestation; biodiversity; climate change; community composition; disturbance; drought; El Nino; forest ecosystem; leaf area index; mortality; old-growth forest; plant; tropical forest; East Malaysia; Malaysia; Sabah |
来源期刊 | Environmental Research Letters
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文献类型 | 期刊论文 |
条目标识符 | http://gcip.llas.ac.cn/handle/2XKMVOVA/154631 |
作者单位 | Department of Life Sciences, Silwood Park Campus, Imperial College London, Ascot, SL5 7PY, United Kingdom; School of Life Sciences, University of Lincoln, Lincoln, LN6 7TS, United Kingdom; Conservation and Environmental Management Division, Yayasan Sabah, Sabah, Kota Kinabalu, 88817, Malaysia; Sabah Forestry Department Forest Research Centre, Sabah, Sandakan, 90175, Malaysia; Department of Plant Sciences, University of Oxford, Oxford, OX1 3RB, United Kingdom |
推荐引用方式 GB/T 7714 | Qie L.,Telford E.M.,Massam M.R.,et al. Drought cuts back regeneration in logged tropical forests[J],2019,14(4). |
APA | Qie L..,Telford E.M..,Massam M.R..,Tangki H..,Nilus R..,...&Ewers R.M..(2019).Drought cuts back regeneration in logged tropical forests.Environmental Research Letters,14(4). |
MLA | Qie L.,et al."Drought cuts back regeneration in logged tropical forests".Environmental Research Letters 14.4(2019). |
条目包含的文件 | 条目无相关文件。 |
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