- "About Eoin." Eoin Colfer. Eoin Colfer, 2012. Web. 11 Dec. 2013.
- " Eoin Colfer." 2012. FamousAuthors.org 11 December
-
"Impacts
& Adaptation." EPA. Environmental Protection Agency, 9 Sept. 2013. Web. 18
Dec. 2013. - "Global Warming: Confronting the
Realities of Climate Change." Union of Concerned Scientists. N.p., n.d.
Web. 19 Dec. 2013
"Global Warming Solutions."
National Geographic. National Geographic, 2013. Web. 17 Dec.
2013