Volunteers take part in a tree planting event in Shizhong District of Zaozhuang City, east China's Shandong Province, March 12, 2025. Tree planting events were held across the country on Wednesday to mark China's National Tree Planting Day. (Photo by Sun Zhongzhe/Xinhua)

A teacher and children water a seedling at a kindergarten in Qingdao City, east China's Shandong Province, March 12, 2025. Tree planting events were held across the country on Wednesday to mark China's National Tree Planting Day. (Photo by Zhang Ying/Xinhua)

An aerial drone photo taken on March 12, 2025 shows volunteers taking part in a tree planting event in Binzhou City, east China's Shandong Province. Tree planting events were held across the country on Wednesday to mark China's National Tree Planting Day. (Photo by Chu Baorui/Xinhua)

Students plant a cherry seedling at a primary school in Qingdao City, east China's Shandong Province, March 12, 2025. Tree planting events were held across the country on Wednesday to mark China's National Tree Planting Day. (Photo by Wang Haibin/Xinhua)