Just couple little things:
First, if I am causing extinctions and political strife by being overweight, I think I ought to go about it in a more direct fashion. Mmmm, manatee steaks and AK's.
http://news.bbc.co.uk/2/hi/health/7404268.stm They might need to thank me, given the result of what might happen if we were to clean up the world. We could become monkeys within the next several generations.
http://io9.com/391018/rapid-deevolution-creates-lake-of-fully+armored-fish-in-just-50-years Also, I found this thread hilarious.
http://forums.fark.com/cgi/fark/comments.pl?IDLink=3589646