Group 1 - Gansu Province has signed horizontal ecological compensation agreements with Ningxia, Sichuan, and Qinghai, marking a comprehensive coverage of the Yellow River main stream compensation mechanism [1] - As of the end of 2024, Gansu has established horizontal ecological compensation agreements in 8 cities and 24 counties, distributing a total of 360 million yuan in provincial reward and subsidy funds [1] - The province is actively promoting high-quality development and high-level protection of river basins, particularly focusing on the Yellow River and its tributaries [1] Group 2 - Gansu is a crucial water source conservation and supply area for the Yellow River, with over 60% of its water originating from upstream regions [3] - The ecological environment in the upper reaches of the Yellow River is fragile due to historical and climatic factors, affecting the livelihoods of over 18 million people [3] - Since 2021, Gansu has completed the cleanup and rectification of 200 small hydropower stations in the Yellow River basin, effectively protecting and restoring over 100 kilometers of river ecology [3]