As a result of which treaty, ozone hole in Antarctica is slowly healing?A. Koyoto protocolB. Ottawa treatyC. Montreal protocolD. Oslo Accord 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments
