[TomGuy]

unless the middle class birth-controlled itself out of existence, the earth was doomed.

In the 60s and 70s, the effort was toward Population Zero -- in Western societies.

Well, Western societies have basically attained that. However, 3rd world and Islamic cultures have continued to proliferate and increase their numbers.

Notice how the do-gooder Lefties always point 'guilt' toward the Western societies, but seldom toward non-Western societies.

Guess which societies are the most generous in providing grants, etc.

[Fiji Hill]

In the 60s and 70s, the effort was toward Population Zero -- in Western societies.

At the time, "Zero Population Growth" was a popular cause on the western slope of Fiji Hill, where I went to school.