Editing Conservation movement (section)

====United States====
* Bates, J. Leonard.  "Fulfilling American Democracy: The Conservation Movement, 1907 to 1921", ''The Mississippi Valley Historical Review,'' (1957), 44#1 pp.&nbsp;29–57. [https://www.jstor.org/pss/1898667 in JSTOR]
* Brinkley, Douglas G. ''The Wilderness Warrior: Theodore Roosevelt and the Crusade for America,'' (2009) [https://www.amazon.com/dp/0060565314/  excerpt and text search]
* Cawley, R. McGreggor. ''Federal Land, Western Anger: The Sagebrush Rebellion and Environmental Politics'' (1993), on conservatives
* Flippen, J. Brooks. ''Nixon and the Environment'' (2000).
* Hays, Samuel P. ''Beauty, Health, and Permanence: Environmental Politics in the United States, 1955–1985'' (1987), the standard scholarly history
** Hays, Samuel P. ''A History of Environmental Politics since 1945'' (2000), shorter standard history
* Hays, Samuel P.  ''Conservation and the Gospel of Efficiency'' (1959), on Progressive Era.
* King, Judson. ''The Conservation Fight, From Theodore Roosevelt to the Tennessee Valley Authority'' (2009)
* Nash, Roderick. ''Wilderness and the American Mind,'' (3rd ed. 1982), the standard intellectual history
* {{Cite EB1922 |last=Pinchot |first=Gifford |author-link=Gifford Pinchot |wstitle=Conservation Policy |short=x}}
* Rothmun, Hal K. ''The Greening of a Nation? Environmentalism in the United States since 1945'' (1998)
* Scheffer, Victor B. ''The Shaping of Environmentalism in America'' (1991).
* Sellers, Christopher. ''Crabgrass Crucible: Suburban Nature and the Rise of Environmentalism in Twentieth-Century America'' (2012)
* Strong, Douglas H.  ''Dreamers & Defenders: American Conservationists.'' (1988) [https://www.questia.com/PM.qst?a=o&d=8516594 online edition] {{Webarchive|url=https://web.archive.org/web/20071201192945/http://www.questia.com/PM.qst?a=o&d=8516594 |date=2007-12-01 }}, good biographical studies of the major leaders
* Taylor, Dorceta E. ''The Rise of the American Conservation Movement: Power, Privilege, and Environmental Protection''  (Duke U.P. 2016) x, 486 pp. 
* Turner, James Morton, "The Specter of Environmentalism": Wilderness, Environmental Politics, and the Evolution of the New Right. ''The Journal of American History'' 96.1 (2009): 123-47 [https://web.archive.org/web/20090703095241/http://www.historycooperative.org/journals/jah/96.1/turner.html online at History Cooperative]
* Vogel, David. ''California Greenin': How the Golden State Became an Environmental Leader'' (2018) 280 pp  [http://eh.net/?s=vogel+david online review]