Pretty sure most people who want to be parents dont really think about those issues when having kids. It might be important for you but its not for those new parents.
Short-sighted people with more money than awareness doesn't feel like a great way to describe a future parent(s).
> Short-sighted people with more money
Turns out people with money (aka developed countries) the birth rate is falling (or already has fallen) below replacement.
Population is not the problem, population with an American lifestyle is a problem.