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Unformatted text preview: 133.5 million births minus 55.5 million deaths = 78 million . This gain peaked at 87.8 million in the year 1989. By the year 2050 the gain will be 44 million. The effect of human overpopulation is already devastating to the ecosystem of planet Earth. Rainforests are disappearing, deserts are growing, rivers are being dammed - creating unnatural lakes above and draining lakes below. The entire cycle of erosion and deposition is being interrupted, species are being hunted, polluted or starved into extinction. All in all, we're crapping in our own nest at a phenomenal rate, yet so far we've been the only species (other than cockroaches and rats) able to wade through it with ease....
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This note was uploaded on 04/15/2011 for the course PHI 251 taught by Professor Jessieh.l.goldstein during the Spring '11 term at University of Phoenix.
- Spring '11