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United Nations Environment Programme ,  [Arab Co-operation for the Protection and Development of the Marine Environment and Coastal Area Resources of the Mediterranean: UNEP Regional Seas Reports and Studies No. 052] ,  Arab Co-operation for the Protection and Development of the Marine Environment and Coastal Area Resources of the Mediterranean: UNEP Regional Seas Reports and Studies No. 052

United Nations Environment Programme ,  [State of the environment in the Arab world: a progress report] ,  State of the environment in the Arab world: a progress report

United Nations Environment Programme ,  [Environment Outlook for the Arab Region: environment for development and human well-being] ,  Environment Outlook for the Arab Region: environment for development and human well-being