三江源，源起冰川，因水得名，从这里向下游输送的清洁水分别占长江、黄河、澜沧江水资源量的2%、49%和17%，是亚洲乃至世界上孕育大江大河最集中的地区之一……在三江源头青海，每年有600亿到900亿立方米优质淡水从青藏高原的雪山冰川之间奔腾而下，滋润着华夏大地。

Qinghai has kept in mind the entrustment, assumed the great responsibility of the guardian of the "China Water Tower", and guarded the source of the three rivers with the strictest system and the strictest rule of law. With the continuous advancement of the construction of the nature reserve system with national parks as the main body, wild animals such as Tibetan antelopes and snow leopards that were rarely seen in the past have frequently appeared, and the "China Water Tower" with beautiful mountains and rivers and stable abundance is full of vitality, showing a new picture of harmonious coexistence between man and nature.

The picture shows the ecological rangers of the Laohugou Management and Protection Station in Qilian Mountain National Park in Menyuan County, Qinghai Province, patrolling Qilian Mountain.

Photo by Xinhua News Agency reporter Zhang Long