In that way of thinking, the purification of the German natural environment required the elimination of defiling, alien human elements such as the Jews, leading ultimately to the Holocaust. A similar extremism can be found among those environmentalists today who seriously entertain the idea of taking drastic measures to reduce human population in order to preserve the natural world.
The University of Colorado at Colorado Springs has clamped down on students who challenge the orthodoxy regarding manmade global warming.
Seems they’re losing the argument. The closing of the American mind is alive and well at U of Colorado.