We'd need a human beings cap in millions to have a lavish lifestyle with managable consequences to environment. And probably in low hundrends. And even then if

We'd need a human beings cap in millions to have a lavish lifestyle with managable consequences to environment. And probably in low hundrends. And even then if everybody lived like a king we'd be fucked. I'd also say that more asceticism would produce a healthier society. Current western consumerist society isn't healthy for anybody. Neither the planet, nor humans.