Environmental destruction and responsibility
The Once-ler expands a business, pollution spreads, wildlife leaves and the Truffula Trees disappear; the boy receives a seed and a responsibility to protect it.Strongly critical: the book clearly condemns this theme.Strongly critical: the book clearly condemns this theme.How the book presents it: Environmental destruction driven by unchecked growth is presented as damaging, while caring and protective action is presented as necessary for improvement.
Talk about: Does the ending place too much responsibility on one person, or does it show that individual care can begin wider change?