Providing the context about the UN treaty makes it unnecessarily loaded. People are biased towards being agreeable, if you start out saying "everyone in the wor

Providing the context about the UN treaty makes it unnecessarily loaded. People are biased towards being agreeable, if you start out saying "everyone in the world agrees X, do you also agree X?", people are more likely to say yes than if you asked the question in isolation. The word "unnecessary" also adds bias, and skews the results: "Of course we shouldn't unnecessarily use plastic. Oh, but my personal water bottle and the bag I get my food in and the cutlery I use to eat it and the... well not those, those are very necessary: I need them to eat and drink!"