State Key Laboratory of Grassland Agro-ecosystems, College of Pastoral
Agricultural Science and Technology, Lanzhou University, Lanzhou, 730020,
China
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Center for Ecological Research, Northeast Forestry University, 26
Hexing Road, Harbin, 150040, China
Zhang Zhou
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Research Institute of Tropical Forestry, Chinese Academy of Forestry,
no. 682 Guangshanyi Road, Tianhe District, Guangzhou, 510520, China
Guoyi Zhou
Key Laboratory of Vegetation Restoration and Management of Degraded
Ecosystems, South China Botanical Garden, Chinese Academy of Sciences,
Guangzhou, 510650, China
Xueyang Hu
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Lai Jiang
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Yide Li
Research Institute of Tropical Forestry, Chinese Academy of Forestry,
no. 682 Guangshanyi Road, Tianhe District, Guangzhou, 510520, China
Guohua Liu
Research Center for Eco-Environmental Sciences, Chinese Academy of
Sciences, Beijing, 100085, China
Chengjun Ji
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Peng Li
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Jiangling Zhu
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Zhiyao Tang
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Chengyang Zheng
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
Richard A. Birdsey
Woods Hole Research Center, Falmouth, MA 02540, USA
Yude Pan
US Department of Agriculture Forest Service, Durham, NH 03824, USA
Department of Ecology, College of Urban and Environmental Science, and
Key Laboratory for Earth Surface Processes of the Ministry of Education,
Peking University, Beijing, 100871, China
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Soil is the largest carbon pool in forests. Whether forest soils function as a sink or source of atmospheric carbon remains controversial. Here, we investigated the 20-year changes in the soil organic carbon pool at eight permanent forest plots in China. Our results revealed that the soils sequestered 3.6–16.3 % of the annual net primary production across the investigated sites, demonstrating that these forest soils have functioned as an important C sink during the past 2 decades.
Soil is the largest carbon pool in forests. Whether forest soils function as a sink or source of...
