How was the concept of jealousy important in the story all summer in a day?

In "All Summer in a Day" by Ray Bradbury, jealousy plays a significant role as the other children envy Margot's memories of the sun. Their jealousy leads them to take cruel actions towards Margot, ultimately isolating her when they lock her in a closet during the one hour of sunshine. Jealousy becomes a catalyst for the story's conflict and showcases the destructive nature of envy.