I'm sure some of his desciples would be willing to offer their wives to Rocket-Jesus so he can shove his CyberTrain into their HyperTunnels and save the declining birthrates.
Dont worry about overpopulation causing climate change, ressource shortage and the collapse of the ecosysfem; in 10 years we'll be able to send a hundred people on a one-way-ticket to mars, destined to live underground 24/7 because Mars has no atmosphere, hooked on anti-depressants, waiting for the next shipment from earth, which they need to survive because Mars is a rocky desert with no ressources.