Original sentence: Mad Men depicts parts of American society and culture of the 1960s, highlighting cigarette smoking, drinking, sexism, adultery, homophobia, antisemitism, racism and a  lack of concern for the environment
Edited sentence: Mad Men depicts parts of American society and culture of the 1960s, highlighting cigarette smoking, drinking, sexism, adultery, homophobia, antisemitism, racism and a complete lack of concern for the environment