What is the theme of the man who planted trees by?

"The Man Who Planted Trees," written by Jean Giono, explores themes of environmental stewardship, perseverance, and the transformative power of nature. The story follows a shepherd named Elzéard Bouffier, who dedicates his life to planting trees in a desolate region, illustrating how individual actions can lead to significant ecological restoration and renewal. It highlights the profound connection between humans and nature, emphasizing the importance of nurturing the environment for future generations. Ultimately, the narrative champions hope and the potential for positive change through selfless acts.