The Wilderness World of John Muir by 
American Environmental History by 
DDT and the American Century by 
The Atlas of U. S. and Canadian Environmental History by 
Making Rocky Mountain National Park: The Environmental History of an American Treasure by 
A Natural History of the Intermountain West: Its Ecological and Evolutionary Story by 
Presidents and the American Environment by 
What Is Environmental History? 2nd ed. by 
American Society of Environmental History (ASEH) suggested websites:
http://aseh.net/teaching-research/eh-on-the-web
Environmental History timeline:
http://www.environmentalhistory.org/
The "google" of government documents:
A database of respected research:
Google's index of available research:
