Call me cynical but: Nothing is getting done because the deaths are concentrated among populations that a) don't pay a lot of taxes b) don't have a lot of weal

Call me cynical but: Nothing is getting done because the deaths are concentrated among populations that a) don't pay a lot of taxes b) don't have a lot of wealth c) can't easily be manipulated as a homogeneous blob of political pawns. Basically there's little upside to solving the problem for government, big business, moralizing ideologues and the rest of the usual suspects who weigh in on these sorts of things.