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Do afforestation projects increase core forests? Evidence from the Chinese Loess Plateau

Wang, Yuhang ; Brandt, Martin ; Zhao, Mingfei ; Xing, Kaixiong ; Wang, Lanhui LU orcid ; Tong, Xiaowei ; Xue, Feng ; Kang, Muyi ; Jiang, Yuan and Fensholt, Rasmus (2020) In Ecological Indicators 117.
Abstract

The spatial pattern of forests impacts on biodiversity, stability and sustainability of forest ecosystems. Afforestation and reforestation projects have massively increased forested areas on the Chinese Loess Plateau, however, the spatial pattern of the new and old forests, as well as their interaction, remains unknown. Here we study the spatiotemporal dynamics of old and new forests for the period 2001–2016, and found that 84.21% of the old forests existed throughout the study period. Moreover, core forests (defined as a forest area which is surrounded by other forest areas) significantly increased (2585 km2 yr−1, in total 39, 597 km2). Two ecological restoration projects have left clear footprints on... (More)

The spatial pattern of forests impacts on biodiversity, stability and sustainability of forest ecosystems. Afforestation and reforestation projects have massively increased forested areas on the Chinese Loess Plateau, however, the spatial pattern of the new and old forests, as well as their interaction, remains unknown. Here we study the spatiotemporal dynamics of old and new forests for the period 2001–2016, and found that 84.21% of the old forests existed throughout the study period. Moreover, core forests (defined as a forest area which is surrounded by other forest areas) significantly increased (2585 km2 yr−1, in total 39, 597 km2). Two ecological restoration projects have left clear footprints on the forest landscape of the Loess Plateau: (1) The Natural Forest Conservation Project, aiming at expanding old forest, has resulted in the establishment of considerable areas of new forest surrounding old forest. Consequently, this has promoted new core forest areas to emerge. (2) The Grain for Green Project has mainly caused a fragmented landscape of forest islets which gradually connect to core forest areas. The general increase in core forest areas can be considered an ecological improvement, and the assessment method presented here may guide stakeholders in measuring the success of forest restoration activities that goes beyond a classical quantification of forest cover.

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author
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publishing date
type
Contribution to journal
publication status
published
keywords
Core forests, Forest spatial patterns, Loess Plateau, Morphological Spatial Pattern Analysis (MSPA), Spatiotemporal dynamics
in
Ecological Indicators
volume
117
article number
106558
publisher
Elsevier
external identifiers
  • scopus:85085273428
ISSN
1470-160X
DOI
10.1016/j.ecolind.2020.106558
language
English
LU publication?
no
additional info
Publisher Copyright: © 2020 Elsevier Ltd
id
c9b2fb96-53b8-496b-a1e5-636bd3ebbc1e
date added to LUP
2025-05-16 09:14:33
date last changed
2025-05-22 11:33:23
@article{c9b2fb96-53b8-496b-a1e5-636bd3ebbc1e,
  abstract     = {{<p>The spatial pattern of forests impacts on biodiversity, stability and sustainability of forest ecosystems. Afforestation and reforestation projects have massively increased forested areas on the Chinese Loess Plateau, however, the spatial pattern of the new and old forests, as well as their interaction, remains unknown. Here we study the spatiotemporal dynamics of old and new forests for the period 2001–2016, and found that 84.21% of the old forests existed throughout the study period. Moreover, core forests (defined as a forest area which is surrounded by other forest areas) significantly increased (2585 km<sup>2</sup> yr<sup>−1</sup>, in total 39, 597 km<sup>2</sup>). Two ecological restoration projects have left clear footprints on the forest landscape of the Loess Plateau: (1) The Natural Forest Conservation Project, aiming at expanding old forest, has resulted in the establishment of considerable areas of new forest surrounding old forest. Consequently, this has promoted new core forest areas to emerge. (2) The Grain for Green Project has mainly caused a fragmented landscape of forest islets which gradually connect to core forest areas. The general increase in core forest areas can be considered an ecological improvement, and the assessment method presented here may guide stakeholders in measuring the success of forest restoration activities that goes beyond a classical quantification of forest cover.</p>}},
  author       = {{Wang, Yuhang and Brandt, Martin and Zhao, Mingfei and Xing, Kaixiong and Wang, Lanhui and Tong, Xiaowei and Xue, Feng and Kang, Muyi and Jiang, Yuan and Fensholt, Rasmus}},
  issn         = {{1470-160X}},
  keywords     = {{Core forests; Forest spatial patterns; Loess Plateau; Morphological Spatial Pattern Analysis (MSPA); Spatiotemporal dynamics}},
  language     = {{eng}},
  publisher    = {{Elsevier}},
  series       = {{Ecological Indicators}},
  title        = {{Do afforestation projects increase core forests? Evidence from the Chinese Loess Plateau}},
  url          = {{http://dx.doi.org/10.1016/j.ecolind.2020.106558}},
  doi          = {{10.1016/j.ecolind.2020.106558}},
  volume       = {{117}},
  year         = {{2020}},
}