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United Nations Environment Programme ,  Mediterranean Action Plan ,  [Regional Seas Application of Area-based Management Tools, including Marine Protected Areas: Case Studies. UN Environment Regional Seas Reports and Studies No. 214] ,  Regional Seas Application of Area-based Management Tools, including Marine Protected Areas: Case Studies. UN Environment Regional Seas Reports and Studies No. 214

United Nations Environment Programme ,  [Desertification Control Bulletin Number 32, 1998: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation] ,  Desertification Control Bulletin Number 32, 1998: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme ,  [Desertification Control Bulletin Number 24, 1994: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation] ,  Desertification Control Bulletin Number 24, 1994: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme ,  [Desertification Control Bulletin Number 16, 1988: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation] ,  Desertification Control Bulletin Number 16, 1988: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme ,  [Desertification Control Bulletin Number 21, 1992: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation] ,  Desertification Control Bulletin Number 21, 1992: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme ,  [Desertification Control Bulletin Supplement to Number 10, 1984: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation] ,  Desertification Control Bulletin Supplement to Number 10, 1984: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme ,  [Desertification Control Bulletin Number 36, 2000: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation] ,  Desertification Control Bulletin Number 36, 2000: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme ,  [Desertification Control: The Semi-annual Bulletin on Plans and Activities Volume 1 Number 2 December 1978] ,  Desertification Control: The Semi-annual Bulletin on Plans and Activities Volume 1 Number 2 December 1978

United Nations Environment Programme ,  [Desertification Control Bulletin Vol. 1 No. 1 June 1978] ,  Desertification Control Bulletin Vol. 1 No. 1 June 1978

United Nations Environment Programme ,  [Desertification Control Number 5, December 1981] ,  Desertification Control Number 5, December 1981