22:38 (Reuters) – NEW YORK – The hole Ozone is shrinking. He says a report by the United Nations Program for the Environment (UNEP) and the World Meteorological Organization (Omm). The Montreal Protocol, signed in 1987 against greenhouse gases such as CFCs, the report is showing its effects after two decades, and should solve the problem by 2050 The global problem for the UN is now global warming .
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