South Sudan Ratifies Ozone Protection Agreements

NAIROBI—South Sudan, the world’s newest country, has become the 197th signatory to two treaties dedicated to phasing out chemicals that deplete the ozone in the Earth’s atmosphere. Many ozone-depleting substances also are potent greenhouse gases. The United Nations Environment Program said South Sudan on Jan. 12 deposited its instruments of ratification for the Vienna Convention for the Protection of the Ozone Layer and the Montreal Protocol on Substances that Deplete the Ozone Layer. The ratification will go into effect April 11. Both treaties are administered by UNEP. Alfred Ladu Gore, South Sudan’s environment minister, told a November 2011 meeting of ...