Top Ten Ways Humans May Cause Their Own Extinction
VOICE OVER: Rebecca Brayton WRITTEN BY: Nick Roffey Script written by Nick RoffeyEver wonder how long will humans last on Earth? Are we destroying ourselves? From experimental technologies, to geoengineering, to biological warfare, human annihilation may be inevitable. WatchMojo counts down ten ways humans may cause their own extinction.
Special thanks to our users Louis19091, and William Judge for suggesting this idea! Check out the voting page at http://WatchMojo.comsuggest/Top%20Ten%20Ways%20Humans%20May%20Cause%20Their%20Own%20Extinction.read more...
