The following submission statement was provided by /u/Beginning-Panic188:

While banning one compound and the healing of ozone layer has shown that there is hope still present. However, climate change being a much more complex problem do you think such a collaborative and swift response globally is possible?

Please reply to OP's comment here: https://old.reddit.com/r/Futurology/comments/107insu/can_the_success_of_healing_ozone_layer_be/j3miefu/