A kid barters used batteries for a potted plant in a community in Hohhot, the capital of North China’s Inner Mongolia autonomous region on April 20. In order to celebrate the 45th World Earth Day, which falls on April 22 every year, this Hohhot community initiated an activity themed on green life. Residents of the community can exchange ten used batteries for a potted plant, according to the rules of the activity. [Photo by Wang Zheng/Xinhua]

Residents of a community in Inner Mongolia’s Hohhot show their potted plants on April 20. These flowers were exchanged for used batteries in a green life-themed activity. The activity was an initiative of their community and aims to promote a green life in every day living. [Photo by Wang Zheng/Xinhua]