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United Nations Environment Programme[Desertification Control Bulletin Number 27, 1995: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation]Desertification Control Bulletin Number 27, 1995: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme[Desertification Control Bulletin Number 22, 1993: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation]Desertification Control Bulletin Number 22, 1993: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme[Desertification Control Bulletin Number 23, 1993: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation]Desertification Control Bulletin Number 23, 1993: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

United Nations Environment Programme[Desertification Control Bulletin Number 26, 1995: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation]Desertification Control Bulletin Number 26, 1995: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

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 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 11, December 1984 - A Bulletin of World Events in the Control of Deserts, Restoration of Degraded Lands and Reforestation]Desertification Control Bulletin Number 11, December 1984 - A Bulletin of World Events in the Control of Deserts, Restoration of Degraded Lands and Reforestation

United Nations Environment Programme[Desertification Control Bulletin Number 17, 1988: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation]Desertification Control Bulletin Number 17, 1988: A Bulletin of World Events in the Control of Desertification Restoration of Degraded Lands and Reforestation

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