Slippery Beast: A True Crime Natural History, with Eels

The Great Penguin Rescue: 40,000 Penguins, a Devastating Oil Spill, and the Inspiring Story of the World's Largest Animal Rescue

Climate Change and Extreme Weather

Wicked Plants: The Weed That Killed Lincoln's Mother and Other Botanical Atrocities

In the Herbarium: The Hidden World of Collecting and Preserving Plants

Tree Story: The History of the World Written in Rings

Forget Me Not: A Memoir

Florapedia: A Brief Compendium of Floral Lore

Smart Ass: How a Donkey Challenged Me to Accept His True Nature & Rediscover My Own

Tolstoy and the Purple Chair: My Year of Magical Reading

Mastering Civility: A Manifesto for the Workplace

Montana Heat: Protected by Love: A Novella