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United Nations Environment Programme ,  Arab Center for the Studies of Arid Zones and Dry Lands ,  [The Arabian Deserts: The Everlasting Giving and the Challenge of Desertification] ,  The Arabian Deserts: The Everlasting Giving and the Challenge of Desertification

United Nations Environment Programme ,  World Meteorological Organization ,  World Climate Data and Monitoring Programme ,  [The Global Climate System: Climate System Monitoring December 1988-May 1991] ,  The Global Climate System: Climate System Monitoring December 1988-May 1991

United Nations Environment Programme ,  Desertification Control Programme Activity Centre ,  [Listening to the People: Social Aspects of Dryland Management - Proceedings of an International Workshop] ,  Listening to the People: Social Aspects of Dryland Management - Proceedings of an International Workshop

United Nations Environment Programme ,  USSR Commission for UNEP ,  Economic and Social Commission foe Asia and the Pacific ,  [Rangeland Improvement in Arid and Semi-Mud Zones and its Environmental and Socio-Economic Aspects: Proceedings of International Seminar] ,  Rangeland Improvement in Arid and Semi-Mud Zones and its Environmental and Socio-Economic Aspects: Proceedings of International Seminar

United Nations Environment Programme ,  [UNEP'S Mandate in Desertification Control] ,  UNEP'S Mandate in Desertification Control

United Nations Environment Programme ,  [The Global Environment Monitoring System: Selected Works on Ecological Monitoring of Arid Areas - GEMS/PAC Information Series No. 1] ,  The Global Environment Monitoring System: Selected Works on Ecological Monitoring of Arid Areas - GEMS/PAC Information Series No. 1

United Nations Environment Programme ,  [Status of Ratification of Selected Multilateral Environmental Agreements - Policy Series 6] ,  Status of Ratification of Selected Multilateral Environmental Agreements - Policy Series 6

Intergovernmental Panel on Climate Change ,  [Proceedings of a Workshop on Assessing Technologies and Management Systems for Agriculture and Forestry in Relation to Global Climate Change] ,  Proceedings of a Workshop on Assessing Technologies and Management Systems for Agriculture and Forestry in Relation to Global Climate Change

United Nations Environment Programme ,  [Success Stories in he Struggle Against Desertification: A Holistic Integrated Conservation and Sustainable Livelihood. Volume 1 - Case Studies: Evaluation Reports. Volume 2 - Case Studies: Report Summaries] ,  Success Stories in he Struggle Against Desertification: A Holistic Integrated Conservation and Sustainable Livelihood. Volume 1 - Case Studies: Evaluation Reports. Volume 2 - Case Studies: Report Summaries

United Nations Environment Programme ,  Stiles, Daniel ,  [Listening to the People: Social Aspects of Dryland Management - Proceedings of an International Workshop] ,  Listening to the People: Social Aspects of Dryland Management - Proceedings of an International Workshop