The four levels of racism

When I started reading more about racism, one of the most useful things I learned is how racism operates at multiple levels. It ought to be taught in schools and perhaps it is now, but it was never taught to me. As I talk more about racism and climate change, I get the impression that I wasnt the only one who never got the memo.

So while this will be entry level for some readers, Im going to write about it for everybody else. Its important, because understanding the multiple levels of racism...