Answer:
The theme of "The World on the Turtle Back" is that human interference in nature can lead to severe consequences and disruption of balance. The story serves as a warning to be mindful of how we use and interact with the natural world, emphasizing the importance of respecting the delicate balance that exists between people and the environment. Through this story, the importance of understanding and respecting nature is highlighted to show the consequences of our actions when this balance is not respected.