The irreversible global catastrophe is imperialist militaries massacring people with little risk to themselves. 
The irreversible global catastrophe is assembly line robots at the Toyota plant becoming sentient and going on a freaking epic terminator style mass shooting and enslave everyone except me 
Black men are less fearful of racist subhuman police officers than whites are of children's cartoons
there are studies showing that white people's blood pressure goes up when they see a picture of a POC