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United Nations Environment Programme World Conservation Monitoring Centre (United Nations Environment Programme-WCMC) ,  [A global overview of protected areas on the World Heritage list of particular importance for biodiversity] ,  A global overview of protected areas on the World Heritage list of particular importance for biodiversity

Millennium Ecosystem Assessment Board ,  [Ecosystems and Human Well-Being: Desertification Synthesis] ,  Ecosystems and Human Well-Being: Desertification Synthesis

United Nations Environment Programme ,  [GEO Year Book 2006] ,  GEO Year Book 2006

United Nations Environment Programme ,  [GEO Year Book 2003] ,  GEO Year Book 2003

United Nations Environment Programme ,  [Economic Instruments in Biodiversity-Related Multilateral Environmental Agreements] ,  Economic Instruments in Biodiversity-Related Multilateral Environmental Agreements

United Nations Environment Programme ,  [Challenges to international water: regional assessments in a global perspective] ,  Challenges to international water: regional assessments in a global perspective

United Nations Environment Programme ,  [Report and review institutions in 10 multilateral environmental agreements] ,  Report and review institutions in 10 multilateral environmental agreements

United Nations Environment Programme ,  [GEO Year Book 2007] ,  GEO Year Book 2007

United Nations Environment Programme ,  [World resources 2002-2004 : decisions for the earth : balance, voice, and power] ,  World resources 2002-2004 : decisions for the earth : balance, voice, and power

Tapper, Richard ,  Cochrane, Janet ,  [Forging links between protected areas and the tourism sector: how tourism can benefit conservation] ,  Forging links between protected areas and the tourism sector: how tourism can benefit conservation