A student from Hadadao Primary School in Baotou puts a sign on a tree with her father during a tree planting activity on April 15. The activity, aimed at promoting awareness of environmental protection, attracted the participation of 56 students and their parents. During the activity, an expert passed on information on the variety and characteristics of trees in Baotou city to the participants. Each child adopted a small tree. Parents and children carefully watered their trees, placed soil around them, and put up their own signs. [Photo/Baotou Daily]