Enviro activists: Kill people, save animals. The end-times spirit of antichrist (1 Timothy 4:3; 2 Tim 3:1-13).
Sorta why I found the concept of some TV show about Earth After Man to be pretty stupid. No one will be here to see it and if you have any observation skills at all, you would notice that if things are NOT maintained, muvver erf is pretty quick to reclaim stuff.