Irish Literature, Mythology, Folklore, and Drama
http://www.luminarium.org/mythology/ireland/
This site acts as a useful landing page for Irish mythology, literature, folklore, and drama. Explore it to discover other Irish authors as well as to delve deeper into the mythology that Artemis Fowl is based on.
A Brief History of Environmentalism
https://www.greenpeace.org/international/story/11658/a-brief-history-of-environmentalism/
Interested in environmentalism? Did Artemis Fowl encourage you to do more to protect the environment? If so, visit this page, which is Greenpeace's history of the environmentalist movement. If you explore the website, you will also see ways in which you can make an impact in the fight to save the earth.
Eoin Colfer's official website
This is a link to Eoin Colfer's official website, where you can read a biography of the author and see the list of books he was written (fair warning: it is quite long!). Also go here if you are looking to learn more about the sequel to Artemis Fowl, Artemis Fowl: The Arctic Incident. The website also has a list of Colfer's upcoming projects.
Artemis Fowl Wiki
https://artemisfowl.fandom.com/wiki/Main_Page
This link will take you to the Artemis Fowl Wiki, where you can read detailed descriptions of all of the characters that appear throughout the Artemis Fowl series and learn more about each of the books. (Warning: spoilers ahead!)