The role of the description of the environment in the novel is usually to provide a background and context for the development of the plot, the emotional experience of the characters, and the theme of the whole work. It allows the readers to better understand the background and plot of the story and feel the emotions and atmosphere in the work. The description of the environment could help the readers better understand the location, time, climate, scenery, etc. of the story. For example, an environmental description could allow the reader to imagine a desolate desert or an ancient city to better understand the environment and challenges the characters in the story faced. The description of the environment allowed the readers to better understand the emotional experience of the characters. For example, a description of an environment could allow the reader to feel a sad and depressing atmosphere and better understand the emotional experience of the character's heart. The description of the environment could also provide a background and context for the theme of the whole work. For example, a description of an environment can make the readers feel the theme of the work-love, friendship, faith, etc., so as to better understand the theme and emotional expression of the whole work. The description of the environment is a very important part of a novel. It can help readers better understand the story, feel the emotions of the novel, and provide a background and context for the theme of the novel.