In this special documentary that inspired a two-season television series, scientists and other experts speculate about what the Earth, animal life, and plant life might be like if, suddenly, humanity no longer existed, as well as the effect humanity's disappearance might have on the artificial aspects of civilization.

Cast:Struan Rodger, John Anderson, David Brin, Bill Bruninga, Ron Chesser, Dr. Howard Oliver,

Genre:Documentary,

country:United States of America,

Production:History, Flight 33 Productions,