Weyerhaeuser Environmental Books (1995–2011)
- The Natural History of Puget Sound Country (1995)
- Forest Dreams, Forest Nightmares (1996)
- Irrigated Eden (2000)
- Driven Wild (2005)
- The Lost Wolves of Japan (2005)
- The Country in the City (2007)
- Dreaming of Sheep in Navajo Country (2009)
- Toxic Archipelago (2010)
- Quagmire (2011)