I don't think that will do it because most people have already prepaid to ride them, so if they refuse to ride the camels they will still have prepaid for that camel's environment (being tied to that rope) plus, to be real, all people refusing camel rides will never happen. That's what happens all over the world with the abuse of animals, ecosystems, poor humans, almost everything. And that's why I said that if you want real change you have to think bigger. See this book to get a better idea if it's really something that interests you: https://www.tromsite.com/2016/03/money-game-beyond/