It was the human effect, the fact that economic forces were vastly changing the way a person thought and behaved in a given situation.
For me, though, the most important thing about it was its essentially human effect.
By using complex terminology, the focus becomes on the words and finer definitions rather than the human effects.
He also makes a point of saying the "human effects" are different.
"This is the type of chemical that shows the greatest potential for human effect."
They provide a window onto the future, a baseline from which human effects on climate may be understood.
We just said that human effects have a warming influence, and that's certainly true.
The damage was devastating, but there were almost no blood or sailors evident to show the human effects of the explosion.
The human effect of the closures is possibly even worse.
But at least "we were right about the idea of human effect on weather."