>>104076396Because the idea is that Krypton is a barren planet, with sexless people, who living lifeless culture, that had no future. I mean, check the key words here: barren, sexless, lifeless. I could add more, like: depleted, sterile, hollow.
Get the idea?
Meanwhile back on Earth, America, you had motherfucking freedom, love, sex, family, and great shit like that. There's a reason for all that 9/11 imagery. It's no coincidence Zod and his crew are a bunch of sexless fanatical set out to destroy the good US of A and replace it with their shitty culture.