If Earth Is As Dead As Jake Claimed; Then How Can Humans Even Still Exist?

[Spock]

Originally Posted by PunkMaister

OK let's try this again in a civil manner. A lot of people here do take Jake's words to heart and if that is the case in the movie as well then humanity would have become extinct or be well it's way to becoming extinct if it indeed lives in a lifeless rock totally incapable of supporting life of any kind anymore save through artificial means no different than living on an asteroid or any other dead celestial object.

I think he was refering to how it was devoid of a natural eco-system.