As to the rest, one can click their heels and just continue insisting people take responsibility without doing anything or one can take action and change the outcome. This study, helped the women take responsibility, that's what using contraception is, and the outcome was changed. Just wishing it so, isn't going to cut it.
They get what they deserve, a kick in the butt? You are speaking of a child, not some mundane punishment. And that punishment costs you and the country $11 billion a year, but that is nothing compared to a life of poverty, and more than likely abuse and neglect.