A decade of illegal gold mining in the Peruvian Amazon has left thousands of acres of rainforest a wasteland. Unpermitted miners cleared vast sections of trees near Peru’s border with Brazil and infused the land with mercury, causing an environmental disaster. But some miners have fled after Peruvian troops moved in. Special correspondent Leo Schwartz reports in the first of a two-part series.

In February, Peruvian authorities were sent in to the Amazon Rainforest to disrupt environmental devastation brought on by illegal gold mining. Satellite imagery now shows a 90 percent decline in new deforestation as the government and environmentalists try to initiate reforms. Special correspondent Leo Schwartz reports on the second of a two-part series by NYU’s Global Beat program.