Roads
Roads, both existing and planned, are a major threat to Sumatran orangutans as they increasingly fragment populations, making them more vulnerable and less viable. Often such roads are crossing protected areas such as the Gunung Leuser National Park.
Year: 2011
From collection: Orangutans and the Economics of Sustainable Forest Management in Sumatra
Cartographer: Riccardo Pravettoni, UNEP/GRID-Arendal