I’m sure there much more reading material out there than just the two Wikipedia pages you linked. Try the following for some more: https://en.m.wikipedia.org/wiki/Ozone_depletion
Some history here https://books.google.com/books?id=Va-BAgAAQBAJ&pg=PA61&lpg=P...
But this form of the denial disinformation is pretty old and perhaps surprising it’s being discussed today.
Ed: but aha, it looks like the Christian Coalition site has been sowing CFC doubt much more recently: http://www.cc.org/blog/suspected_ozone_loss_may_never_have_i...
But I guess asking logical questions is frowned upon if someone else disagrees with the establishment and if you even ask the same questions is automatically guilt by association.
Yes. Challenging accepted knowledge on HN is a quick way of getting downvoted to oblivion and, in some cases, shadowbanned. (I've seen a couple of examples of the latter.)
I did not consider the questions to be particularly ‘logical’ at all. Naive, perhaps, but not logical.
There’s presumably 30 years of knowledge you could look up to formulate better questions.