Coni, T. 2016. CHEW, Sing C. World Ecological Degradation: accumulation, urbanization, and deforestation, 3000 B.C. – A.D. 2000. New York: Altamira Press, 2001. GEOgraphia. 18, 36 (jun. 2016), 233-237. DOI:https://doi.org/10.22409/GEOgraphia2016.v18i36.a13753.