Ishmael.org
http://www.ishmael.org/index1.cfm
Official website of all things Ishmael, including teacher guides and information about a variety of courses using the book.
The Friends of Ishmael Society
http://www.friendsofishmael.org
Website of an organization focused on publicizing the work of Daniel Quinn.
National Geographic Environment
https://www.nationalgeographic.com/environment/
Collection of articles and videos about environmental issues.
Smithsonian Environmental Research Center
Website with information about research into sustainable ecosystems.
