1Current status and countermeasure study of technical standards for new-quality productive forces of water resourcesPENG Wenqi, SONG Xiaoyan, MA Fusheng, YU Aihua, WANG LizhenForefront1-62Discussions on collaborative development of comprehensive governance of Yellow River Estuary and ecological protectionWANG Kairong, DU Xiaokang, YU ShoubingForefront7-13,623Research and application of key technologies of the"forecast,early-warning,rehearsal and plan"for basin flood controlHE Jian, XIAO Yaoxuan, LIU Guoqing, WANG Zaiai, ZHAO MuchenForefront14-294Research and application on lightweight key technologies for massive forecasting data in the"three lines of defense"ZOU Xiaotao, SUN Shiyou, YANG Pu, LIU Yanmin, GUO Wei, DI SuchuangFlood and Drought Disaster Prevention30-365Evaluation of risks for reservoir flood control and studies on coupling model for"forecasting,warning,rehearsal and contingency planning"——taking Diaoyutai Reservoir in Chengde City of Hebei Province as an exampleLIU Minghui, YANG Changqing, LI Xin, MA Chao, ZHANG AnbangFlood and Drought Disaster Prevention37-476Progress and future prospects of bank collapse monitoring and early warning technologies in the middle and lower reaches of the Yangtze RiverCHEN KebingFlood and Drought Disaster Prevention48-547Application of satellite remote sensing for ecological monitoring in river and lake recoveryWANG Xu, LI Jing, CHEN DeqingRiver-Lake Management and Protection55-628Impact analysis and policy considerations of differentiated feed-in tariff policy for small hydropower stations in Guangdong ProvinceLIU Shufeng, GUAN Shuai, CUI Jingsi, ZENG Chenjun, JIA Jianhui, OU Jianxiong, YANG JuWater & Economy63-679Discussion on the suitable area for the construction of ecological clean small watershedCHENG Dongbing, ZHAO Hui, CAO Junqi, YAN Fengling, YANG Hefei, ZHANG JingxinWater Ecology68-72