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Faculty members and students of Southwest University test the water quality of a lake to find out the water situation on the campus in southwest China's Chongqing, on June 4, 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Qin Tingfu/Xinhua)。

An aerial drone photo taken on June 4, 2025 shows volunteers collecting wastes along a riverbank in Zunhua City, north China's Hebei Province. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day,免費(fèi)吃瓜 每日更新 which falls on June 5. (Photo by Liu Mancang/Xinhua)。

Volunteers collect wastes by a river in Yangzhou, east China's Jiangsu Province, on June 4, 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Ren Fei/Xinhua)。

Children use waste bottles to conduct a water purification experiment at a kindergarten in Gaomi City,反差婊吃瓜爆料黑料 east China's Shandong Province, on pegellaJune 4, 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Li Haitao/Xinhua)。

Students display paintings themed on 51吃瓜網(wǎng)頁(yè)environmental protection at a primary school in Xinghua City, east China's Jiangsu Province, on June 4, 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on 51cg今日吃瓜熱門大瓜必看June 5. (Photo by Zhou Shegen/Xinhua)。

Primary school students clean up garbage at Binhai Park in Rongcheng City, east China's Shandong Province, on June 4, 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Li Xinjun/Xinhua)。

Children take part in a waste-sorting simulation at a kindergarten in Suzhou, east China's Jiangsu Province, on June 3,吃瓜爆料入口51cg吃瓜 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Hang Xingwei/Xinhua)。

An aerial drone photo taken on June 4, 2025 shows volunteers collecting wastes at a wetland park in Tengchong, southwest China's Yunnan Province. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Gong Zujin/Xinhua)。

Volunteers pick up floats on the water surface at a park in Boxing County of Binzhou,51吃瓜群眾 east China's Shandong Province, on June 3, 2025. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on June 5. (Photo by Chen Bin/Xinhua)。

An aerial drone photo taken on June 4, 2025 shows primary school students painting during an environmental protection-themed event in Xinghua City, east China's Jiangsu Province. Various events are held to raise people's awareness of environmental protection in China ahead of World Environment Day, which falls on 吃瓜June 5. (Photo by Zhou Shegen/Xinhua)。