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Klein, D. (n.d.). THE INTRODUCTION, INCREASE, AND CRASH OF REINDEER ON ST. MATTHEW ISLAND. Retrieved March 14, 2015, from http://dieoff.org/page80.htm
Poverty in India: Causes, Effects, Injustice & Exclusion. (n.d.). Retrieved March 27, 2015, from http://www.poverties.org/poverty-in-india.html
Pletcher, K. (n.d.). One-child policy | Chinese government program. Retrieved April 28, 2015, from http://www.britannica.com/EBchecked/topic/1710568/one-child-policy
Cotto, J. (2015, April 21). Overpopulation is killing the American Dream. Retrieved May 1, 2015,from http://www.commdiginews.com/politics-2/overpopulation-is-killing-the-american-dream-15562/
Hinz, G. (2014, May 21). Is Chicago's population growing again? Retrieved May 1, 2015, fromhttp://www.chicagobusiness.com/article/20140521/BLOGS02/140529935/is-chicagos-population-growing-again
Frequently Asked Questions (FAQs) | WFP | United Nations World Food Programme - Fighting Hunger Worldwide. (n.d.). Retrieved April 25, 2015, from https://www.wfp.org/hunger/faqs
Morse, A., & Mosher, S. (n.d.). Debunking the Myth of Overpopulation | Population Research Institute. Retrieved April 25, 2015, from http://pop.org/content/debunking-myth-overpopulation
Bystander Effect. (n.d.). Retrieved May 13, 2015, from http://changingminds.org/explanations/theories/bystander_effect.htm