黄河干流连续3年稳定保持Ⅱ类水质

Core Insights - The water quality of the Yellow River has maintained Class II standards for three consecutive years, marking a significant achievement in ecological protection and high-quality development since it became a national strategy [1][2] - The proportion of good water quality (Class I-III) in the Yellow River basin has increased from 66.4% in 2018 to over 90% currently, while the proportion of inferior Class V water bodies has decreased from 12.4% to zero [1][2] Group 1 - The Yellow River serves as a crucial water source for over 50 major cities and more than 400 counties, highlighting its importance for drinking water safety [1] - The ecological environment supervision agency has implemented a coordinated management mechanism across nine provinces along the Yellow River, focusing on joint law enforcement to address significant ecological issues [2] - The improvement in water quality has led to the return of native species and significant vegetation growth in previously desertified areas, indicating a positive ecological transformation [2] Group 2 - Since the 18th National Congress of the Communist Party, the GDP of the nine provinces along the Yellow River has increased by 126%, while water consumption per unit of GDP, energy intensity, carbon emissions, and ammonia nitrogen emissions have decreased significantly [2] - The Yellow River basin has achieved a dual reduction in resource consumption and pollution emissions while ensuring economic and social operations [2]