[1] Curlock JMO, Hall DO. The global carbon sink: A grassland perspective. Global Change Biology, 2010, 4: 229-233 [2] 孙鸿烈, 郑度, 姚檀栋, 等. 青藏高原国家生态安全屏障保护与建设. 地理学报, 2012, 67(1): 3-12 [3] 张宪洲, 杨永平, 朴世龙, 等. 青藏高原生态变化. 科学通报, 2015, 60(32): 3048-3056 [4] 杨汝荣. 西藏自治区草地生态环境安全与可持续发展问题研究. 草业学报, 2003, 12(6): 24-29 [5] 刘纪远, 徐新良, 邵全琴. 近30 年来青海三江源地区草地退化的时空特征. 地理学报, 2008, 18(4): 364-376 [6] Zhou W, Gang CC, Zhou L, et al. Dynamic of grassland vegetation degradation and its quantitative assessment in the northwest China. Acta Oecologica, 2014, 55: 86-96 [7] Zhang WJ, Xue X, Peng F, et al. Meta-analysis of the effects of grassland degradation on plant and soil pro-perties in the alpine meadows of the Qinghai-Tibetan Plateau. Global Ecology and Conservation, 2019, 20: 774-791 [8] 朴世龙, 张宪洲, 汪涛, 等. 青藏高原生态系统对气候变化的响应及其反馈. 科学通报, 2019, 64(27): 2842-2855 [9] 陈发虎, 傅伯杰, 夏军, 等. 近70年来中国自然地理与生存环境基础研究的重要进展与展望. 中国科学: 地球科学, 2019, 49(11): 1659-1696 [10] Yang S, Hao Q, Liu H, et al. Impact of grassland degradation on the distribution and bioavailability of soil sili-con: Implications for the Si cycle in grasslands. Science of the Total Environment, 2019, 657: 811-818 [11] Gao QZ, Wan YF, Xu HM, et al. Alpine grassland degradation index and its response to recent climate variability in Northern Tibet, China. Quaternary International, 2010, 226: 143-150 [12] Huang K, Zhang YJ, Zhu JT, et al. The influences of climate change and human activities on vegetation dynamics in the Qinghai-Tibet Plateau. Remote Sensing, 2016, 8: 876-893 [13] 夏龙, 宋小宁, 蔡硕豪, 等. 地表水热要素在青藏高原草地退化中的作用. 生态学报, 2021, 41(11): 4618-4631 [14] Li LH, Zhang YL, Liu LS, et al. Spatiotemporal patterns of vegetation greenness change and associated climatic and anthropogenic drivers on the Tibetan Plateau during 2000-2015. Remote Sensing, 2018, 10: 1525-1540 [15] 李重阳, 樊文涛, 李国梅, 等. 基于NDVI的2000—2016年青藏高原牧户草场覆盖度变化驱动力分析. 草业学报, 2019, 28(10): 25-32 [16] Liu Y, Lu C. Quantifying grass coverage trends to identify the hot plots of grassland degradation in the Tibetan Plateau during 2000-2019. International Journal of Environmental Research and Public Health, 2021, 18: 416-433 [17] Xin LY, Li XB, Gong JR, et al. Comprehensive grassland degradation monitoring by remote sensing in Xilinhot, Inner Mongolia, China. Sustainability, 2020, 12: 3682-3700 [18] Eckert S, Hüsler F, Liniger H, et al. Trend analysis of MODIS NDVI time series for detecting land degradation and regeneration in Mongolia. Journal of Arid Environments, 2015, 113: 16-28 [19] Jiang WG, Yuan LH, Wang WJ, et al. Spatio-temporal analysis of vegetation variation in the Yellow River Basin. Ecological Indicators, 2015, 51: 117-126 [20] Dirnbock T, Dullinger S, Grabherr G. A regional impact assessment of climate and land-use change on alpine vegetation. Journal of Biogeography, 2003, 30: 401-417 [21] 陈槐, 鞠佩君, 张江, 等. 青藏高原高寒草地生态系统变化的归因分析. 科学通报, 2020, 65(22): 2406-2418 [22] 张江, 袁旻舒, 张婧, 等. 近30年来青藏高原高寒草地NDVI动态变化对自然及人为因子的响应. 生态学报, 2020, 40(18): 6269-6281 [23] 刘宁, 彭守璋, 陈云明. 气候因子对青藏高原植被生长的时间效应. 植物生态学报, 2022, 46(1): 18-26 [24] 孙艳玲, 郭鹏. 1982—2006年华北植被覆盖变化及其与气候变化的关系. 生态环境学报, 2012, 21(1): 7-12 [25] 张镱锂, 李炳元, 郑度. 论青藏高原范围与面积. 地理研究, 2002, 21(1): 1-8 [26] Chen X, An S, Inouye DW, et al. Temperature and snowfall trigger alpine vegetation green-up on the world's roof. Global Change Biology, 2015, 21: 3635-3646 [27] 杨元合, 朴世龙. 青藏高原草地植被覆盖变化及其与气候因子的关系. 植物生态学报, 2006, 30(1): 1-8 [28] 崔庆虎, 蒋志刚, 刘季科, 等. 青藏高原草地退化原因述评. 草业科学, 2007, 24(5): 20-26 [29] Lehnert LW, Meyer H, Wang Y, et al. Retrieval of grassland plant coverage on the Tibetan Plateau based on a multi-scale, multi-sensor and multi-method approach. Remote Sensing of Environment, 2015, 164: 197-207 [30] Zhang SQ, Chen H, Fu Y, et al. Fractional vegetation cover estimation of different vegetation types in the Qai-dam Basin. Sustainability, 2019, 11: 864-880 [31] 中华人民共和国国家质量监督检验检疫总局. 天然草地退化、沙化、盐渍化的分级指标(GB 19377—2003) [EB/OL]. (2003-11-10) [2022-02-08]. https://www.renrendoc.com/paper/90629661.html [32] 高清竹, 万运帆, 李玉娥, 等. 藏北高寒草地NPP变化趋势及其对人类活动的响应. 生态学报, 2007, 27(11): 4612-4619 [33] Liu SL, Zhang YQ, Cheng FY, et al. Response of grassland degradation to drought at different time-scales in Qinghai Province: Spatio-temporal characteristics, correlation, and implications. Remote Sensing, 2017, 9: 1329-1346 [34] 范娜, 谢高地, 张昌顺, 等. 2001年至2010年澜沧江流域植被覆盖动态变化分析. 资源科学, 2012, 34(7): 1222-1231 [35] Hurst HE. Long-term storage capacity of reservoirs. Transactions of the American Society of Civil Engineers, 1951, 116: 776-808 [36] 张国存, 查良松. 南京近50年来气候变化及未来趋势分析. 安徽师范大学学报: 自然科学版, 2008, 31(6): 580-584 [37] 王洁, 徐宗学. 白洋淀流域气温与降水量长期变化趋势及其持续性分析. 资源科学, 2009, 31(9): 1498-1505 [38] Stow D, Daeschner S, Hope A, et al. Variability of the seasonally integrated normalized difference vegetation index across the north slope of Alaska in the 1990s. International Journal of Remote Sensing, 2003, 24: 1111-1117 [39] Wang Z, Deng XZ, Song W, et al. What is the main cause of grassland degradation? A case study of grassland ecosystem service in the middle-south Inner Mongolia. Catena, 2017, 150: 100-107 [40] Paltsyn MY, Gibbs JP, Iegorova LV, et al. Estimation and prediction of grassland cover in western Mongolia using MODIS-derived vegetation indices. Rangeland Ecology & Management, 2017, 70: 723-729 [41] 梁大林, 唐海萍. 青藏高原两种高寒草地植被变化及其水温驱动因素分析. 生态学报, 2022, 42(1): 287-300 [42] Wu DH, Zhao X, Liang SL, et al. Time-lag effects of global vegetation responses to climate change. Global Change Biology, 2015, 21: 3520-3531 [43] 王青霞, 吕世华, 鲍艳, 等. 青藏高原不同时间尺度植被变化特征及其与气候因子的关系分析. 高原气象, 2014, 33(2): 301-312 [44] 才吉, 谢民生. 高寒牧区草原生物量与降水、温度的关系. 中国草食动物, 2011, 31(1): 44-46 [45] Wu DH, Zhao X, Liang SL. Time-lag effects of global vegetation responses to climate change. Global Change Biology, 2015, 21: 3520-3531 [46] 赵文, 尹亚丽, 李世雄, 等. 三江源区退化高寒草甸土壤真菌群落特征. 应用生态学报, 2021, 32(3): 869-877 |