This is a bit late. Zombietime had the text online a few months ago...
http://zombietime.com/john_holdren/
This was a Berkeley textbook from the late 70’s...
Scary stuff. Apparently, there was a “crisis” back then that “justified” thinking like a totalitarian...
Let’s not forget that shortly after Obama put him in (as far as I know, he was confirmed...is not a czar) he advocated the idea of shooting pollution into space to counter global warming.
More Population Bomb junk.