The black population is growing. The white population is decreasing.
It is as possible to contracept your way to self-extermination as it is to abort your way there.
Maybe more so. You have to think about abortion, and that little child might just touch your heart, but that IUD just sits there for five years, unmindful barrenness.
The white LIBERAL population is decreasing.
The white Opus De population is growing, the white independent Baptist population is growing, the other white conservative groups are growing. Just ask the Amish.