We can define it "pill pollution”. Yes, we're talking about just that, the “birth control pill” which, in the last fifty years has modified our sexual behavior and, as a result, the lives of hundreds of millions of people, making it possible to dissociate between sexuality and reproduction. Right now at least 100 million women are using the birth control pill. The problem is that this drug contains ethinylestradiol (EE2), a substance that goes from the waste water directly into rivers and lakes,