What is the author's tone in the nonfiction book, Under a White Sky?

The authorial tone Kolbert's writing affects throughout the text is humanizing, relatable, reflective, and digestible. Although Kolbert's work as a journalist takes her around the world, she does not wield these experiences in a way that risks alienating her reader. Rather, she assumes a docile yet inquisitive stance throughout the text, thus inviting her reader to question and explore along with her.