Trees are an important symbol throughout Cradle to Cradle. What are the ways the authors use trees to make the argument that industrial manufacturing processes should be modeled after trees? How do trees embody the main themes of the book?

Ants are another important symbol in Cradle to Cradle. What are the primary themes of the book that ants represent?

Do you consider the authors to be environmentalists, industrialists, or some combination of the two? Drawing upon their backgrounds as chemist and architect, discuss the ways in the which way they fall into each camp.