Answer:
"How much does our presence on Earth matter?"
Step-by-step explanation:
In the book "The World Without Us," Alan Weisman describes what would happen to the world if humans were to disappear. This is a non-fiction book that deals with the topic of the inevitable disappearance of humans. The book is a thought experiment based on extensive scientific evidence. The book also addresses the question of how much does our presence on Earth matter. The author discusses this in chapter 3.