References

http://worldwildlife.org/species/bornean-orangutan

http://www.greenpeace.org/usa/en/news-and-blogs/news/the-orangutan-s-rainforest-hom/the-orangutan-under-threat/

http://www.prb.org/Publications/PolicyBriefs/HealthyPeopleNeedHealthyForests.aspx

http://www.mongabay.com/borneo/borneo_logging.html

WWF Germany, Borneo: Treasure Island at Risk, June 2005 [pdf, 773 KB]

http://www.orangutan.org/orangutan-facts/why-is-the-orangutan-in-danger-2

http://bagheera.com/inthewild/van_anim_orang.htm

http://ourf.org/become-aware/issues/orangutans-a-wildlife/threats-to-orangutans-mainmenu-5 (picture)

http://www.foe.co.uk/resource/reports/oil_for_ape_full.pdf

http://ourf.org/become-aware/issues/orangutans-a-wildlife/the-illegal-trade-in-orangutans

http://www.newscientist.com/article/dn21170-humans-killing-at-least-750-bornean-orangutans-a-year.html

http://www.centerforgreatapes.org/great-apes.aspx#orang

http://www.pbs.org/wgbh/nova/evolution/becoming-human.html#becoming-human-part-2

http://rainforests.mongabay.com/1004.htm

http://www.orangutan.org.uk/downloads/factsheet_1_-_orangutan_foundation.pdf

http://pin.primate.wisc.edu/factsheets/entry/orangutan/cons

http://www.orangutanproject.com/

http://pin.primate.wisc.edu/factsheets/entry/orangutan/cons

http://www.travellersworldwide.com/11-malaysia/11-malaysia-orangutans.htm

http://news.mongabay.com/2006/0524-orangutans.html

(C) Clayton S. & Myers G. (2009). Conservation Psychology: Understanding and Promoting Human Care for Nature. Oxford, UK. Wiley-Blackwell.

(G) Gardner G.T. & Stern P.C. (2002). Environmental Problems and Human Behavior.      Boston, MA. Pearson.

Rijksen, H. D., & Meijaard, E. (2010). Our vanishing relative. Kluwer Academic Publishers.