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News Release 12-114
Scientists Reconstruct Pre-Columbian Human Effects on the Amazon Basin
Findings overturn idea that the Amazon had large populations of humans that transformed the landscape
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![Photo of long boats anchored along the shoreline of a river in the Peruvian Amazon.](/news/mmg/media/images/amazonia1_f.jpg)
Scientists travel along rivers in the Peruvian Amazon to look at environmental change.
Credit: Crystal McMichael
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![Photo of a river bluff which is used as a sampling location, in the Peruvian Amazon.](/news/mmg/media/images/amazonia2_f.jpg)
Sampling location, seen from atop a river bluff in the Peruvian Amazon.
Credit: Crystal McMichael
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![Photo of a scientist collecting a soil sample using an auger and another scientist taking notes.](/news/mmg/media/images/amazonia3_f.jpg)
Crystal McMichael and other scientists collect soils in the Peruvian Amazon.
Credit: Crystal McMichael
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![Photo of Luiz Lobato preparing a vehicle for travel along the Porto Velho-Manaus transect.](/news/mmg/media/images/amazonia4_f.jpg)
Researcher Luiz Lobato prepares vehicles for travel along the Porto Velho-Manaus transect.
Credit: Crystal McMichael
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![Photo of the Amazon River with rain forest on the far bank and clouds in the sky.](/news/mmg/media/images/amazonia5_f.jpg)
Scientists make their way along the Amazon River to sample soils along river bluffs.
Credit: Crystal McMichael
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![Photo taken from a river bluff of the Madre de Rios River in Peru.](/news/mmg/media/images/amazonia6_f.jpg)
River bluff field research locations along the Madre de Dios River in Peru.
Credit: Crystal McMichael
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![Cover of the June 15, 2012 issue of the journal Science.](/news/mmg/media/images/science_061512_f1.jpg)
The researchers' work is described in the June 15, 2012 issue of the journal Science.
Credit: Copyright AAAS 2012
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