Earlier quoted context omitted.
The predictions of Ehrlich in "the population bomb" and the club of rome were undone within a few years with the "green revolution" which saw massive increases in food production. Ehrlich in particular was suggesting mass starvation by the 1980's. Conceivably, it is possible that too many people will cause problems, but nothing like what they actually predicted has come to pass.
I encourage you to revisit what you know about the club of rome and what was actually published in the Limits to Growth paper. We have been disturbingly on track for a lot of the variables that were of interest back then in the “business as usual” model. People tend to dismiss anything and everything around resource constraint thinking by doing the quick Ehrlich quip, and never really dig deeper into where people lik…
As a result, more than fifty years ago, on tape, Dr. John Calhoun made some eerily accurate[1] extrapolations of where human population is going to be now, and how our TFR (total fertility rate) would collapse (which they basically are, particularly since Millennial & Gen Z generations).
[0]https://en.wikipedia.org/wiki/Behavioral_sink
[1]https://www.youtube.com/watch?v=iOFveSUmh9U "John B. Calhoun Film 7.1, (NIMH, 1970-1972)"