Adam Ruins Nature is the fourth episode of Season 3 of Adam Ruins Everything.
Adam digs up the dirt on nature, revealing that Mount Everest is a frozen pile of poop, natural disasters are actually man-made, and there is no such thing as untouched wilderness.
- Michael Mann as Himself
- Emma Marris as Herself
- Zach Cregger as Berch
- Andrew Friedman as John Muir
- Greg Hess as Edmund Hillary
- Ruman Kazi as Nepalese Official
- Rushi Kota as Everest Bro
- John A. Lorenz as Ahwahneechee Dad
- Fern McKay-Hoover as Ahwahneechee Daughter
- Craig Ng as Ahwahneechee Dad
- Rekha Shankar as Hiker Jocelyn
- Geronimo Vela as Ahwaneechee Warrior