References:
     [1] Zhi, Y. J., Yi, J. F., Liu, W., et al. Monitoring of wintering waterbirds in the Nanji Wetland National Nature Reserve of Poyang Lake [J]. Chinese Journal of Ecology, 2020, 39(7): 2400-2407.
     [2] Wu, H, Xu, X. H., Feng, X. J., et al. Progress and prospects of biodiversity monitoring in China from a global perspective [J]. Biodiversity, 2022, 30(10): 196-210.
     [3] Sun, H. Y., Li, B. Surface vegetation cover changes in China and their relationship with climate factors [J]. Journal of Remote Sensing, 1998, 2(3):204-210.
     [4] Li X. G., Zhu, L. Q., Chen, C. N. Analysis of spatial and temporal variation characteristics of NDVI of vegetation in Henan Province from 2000-2015 [J]. Journal of Henan University (Natural Science Edition), 2018, 48(5): 554-564.
     [5] Hou, Y., Chen W. L., Zhong,C. Remote sensing monitoring of spatial and temporal changes of vegetation cover in Inner Mongolia [J]. Journal of Northeast Forestry University, 2018, 46(11): 35-40.
     [6] Gao, L. M., Zhang, L. L. Study on the spatial and temporal variation of vegetation cover in Qinghai Lake Watershed [J]. Journal of Geoinformation Science, 2019, 21(9): 1318-1329.
     [7] Gao, L. M., Zhang, L. L., Chen, K. L. Microclimate characteristics analysis of wetlands in Qinghai Lake Watershed [J]. Arid Zone Research, 2019, 36(1): 186-192.
     [8] Zhang, L. L., Gao, L. M., Chen, K. L. Variation characteristics of radiation balance and surface albedo in the Wayan Mountain wetland of the Qinghai Lake watershed [J]. Journal of Glaciology and Geocryology, 2018, 40(6): 1216-1222.
     [9] Hou, Y. S., He, Y. B., Xing, Z., et al. Diversity and distribution of waterbirds in Qinghai Lake National Nature Reserve [J]. Zoological Systematics, 2009, 34(1): 184-187.
     [10] Deng, T., Wu, F. X., Su, T., Zhou, Z. k., Qinghai-Tibet Plateau-an evolutionary hub for modern biodiversity formation [J]. China Science: Earth Science, 2020, 50(2): 177-193.
     [11] Chen, Z. R., Hou, Y. S., Chen, K. L., et al. Vegetation monitoring dataset from 31 plots in Qinghai Lake watershed (2018) [J]. Journal of Global Change Data & Discovery, 2022, 6(1): 73-77. https://doi.org/10.3974/geodp.2022.01.10. https://cstr.escience.org.cn/CSTR:20146.14.2022.01.10.