Land Cover Classification System, available from www.fao.org /docrep/003/x0596e/x0596e00 .htm (accessed 4 August 2017). System of Environmental-Economic Accounting 2012— Central Framework, available from http://unstats.un.org /unsd/envaccounting/seeaRev /SEEA_CF_Final_en.pdf (accessed 4 August 2017). Ecosystems and Human Well-being: Synthesis, Washington, D.C., Island Press, available from www .millenniumassessment.org /documents/document.356.aspx.