Describe why E. O. Wilson’s letter to Thoreau is a helpful framing device for the themes of The Future of Life, citing three examples of links between the letter and Wilson’s arguments in the book. 

Wilson notes that much of the world’s biodiversity is being lost before those species are recorded. Why does this situation present a problem for the conservation of biodiversity, according to Wilson?

Wilson cites China as an example of what could happen to the rest of the planet if population growth is not constrained. Describe why China a helpful case study, citing examples.