Tibetannet

A Tibetan fox is pictured in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 29, 2020. (Xinhua/Zhang Long)

YUSHU, Nov. 1, 2020 (Xinhua) -- Sanjiangyuan region, or the sources of three rivers, namely the Yangtze River, Yellow River, and Lancang (Mekong) River, has seen its ecological environment improved a lot and wild animals increased obviously in recent years through the efforts of local government.

Barhead gooses rest in water in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 30, 2020. (Xinhua/Zhang Long)

Tibetan donkeys forage in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 30, 2020. (Xinhua/Zhang Long)

A Tibetan antelope is seen on a grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 29, 2020. (Xinhua/Zhang Long)

Landforms of the Sanjiangyuan are seen in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 30, 2020. (Xinhua/Zhang Long)

Mountains are seen in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 29, 2020. (Xinhua/Zhang Long)

Aerial photo taken on Oct. 30, 2020 shows a wetland in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

Aerial photo taken on Oct. 30, 2020 shows Bayan Har Mountains covered with snow in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

Aerial photo taken on Oct. 30, 2020 shows a wetland in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

Aerial photo taken on Oct. 30, 2020 shows a lake in Madoi County, Golog Tibetan Autonomous Prefecture, northwest China's Qinghai Province. (Xinhua/Zhang Long)

An ecological protector picks up rubbish on a grassland in Chindu County, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province, Oct. 28, 2020. (Xinhua/Zhang Long)