" Close to the Tree " was a novel set in a forest. It mainly told the story of a teenager and the trees. The novel mainly revolved around the central meaning of " the harmonious symbiosis between man and nature." Through describing the interaction between the protagonist and the trees, it showed the relationship between man and nature and emphasized the importance of protecting the natural environment. In the novel, the protagonist felt the tenacity and vitality of the trees through contact with them, and also deeply realized the harm caused by human beings 'invasion of the natural environment. Through vivid plots and profound theme, the novel calls for people to pay attention to environmental protection and harmonious co-existence with nature.