Journal of Remote Sensing / 2021 / Article / Fig 4

Research Article

Remote Observations in China’s Ramsar Sites: Wetland Dynamics, Anthropogenic Threats, and Implications for Sustainable Development Goals

Figure 4

Statistics of wetland coverage and direct anthropogenic threats in Ramsar sites in 2018: (a) number of Ramsar sites with various wetland coverage classes; (b) mean value of Ramsar wetland coverages in different geographic regions of the National Wetlands Conservation Program (NWCP); (c) number of Ramsar sites with various classes of direct anthropogenic threats; (d) mean value of direct anthropogenic threats in different Ramsar sites over the geographic regions of NWCP: coastal region (CRC), Northeast China (NEC), lower and middle reaches of the Yangtze River (YAR), Qinghai-Tibet Plateau (QTP), Yunnan-Guizhou Plateau (YGP), Inner Mongolia-Xinjiang Plateau (IXP), and lower and middle reaches of the Yellow River (YER); error bars show standard deviations.