Vanda Brito de Medeiros

TL;DR: The combined pollen and speleothems proxy data indicate that this montane rainforest expansion during Heinrich Stadial 1 Event was triggered mainly by a less seasonal rainfall regime from the subtropics to the equatorial region.

TL;DR: In this article, carbon isotope and pollen records were used to assess the impact of the glaciation on the native vegetation of the Serra do Mar rainforest in Sao Paulo, Brazil.

TL;DR: Results of recent excavations at Chiquihuite Cave provide new evidence for the antiquity of humans in the Americas, illustrate the cultural diversity of the earliest dispersal groups (which predate those of the Clovis culture) and open new directions of research.

TL;DR: In this article, sediment cores, riverbed rock and sediment samples and greenhouse gas (GHG) samples were collected in the Volta Grande do Xingu and adjacent upstream and downstream sectors.

TL;DR: In this article, the authors describe paleoenvironmental evidence regarding climatic and sea level changes from the last 9400-cal-yr BP at the Jureia Paleolagoon, coastal southeastern Brazil.