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NASA Landsat satellite images showing the change in gold mining activity in two areas of the Peruvian Amazon from 2003 to 2009

(A) Guacamayo (126519S, 706009W) along the Interoceanic Highway and (B) Colorado-Puquiri (126449S, 706329W) in the buffer zone of the Amarakaeri Communal Reserve. (Source: Swenson JJ, Carter CE, Domec JC, Delgado CI. Gold mining in the Peruvian Amazon: global prices, deforestation, and mercury imports. PLoS One 2011;6(4):e18875. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)

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