Montreal Protocol

environmental protocol designed to protect the ozone layer

en-US/ˌmɑntɹiˈɑl ˈpɹoʊtəˌkɑl/
en-GB/ˌmɒntɹɪˈɔːl ˈpɹəʊtəˌkɒl/

دسته بندی ها:

treatyenvironmental protocol