R
Ritaumaria Pereira
Researcher at Amazon.com
Publications - 12
Citations - 616
Ritaumaria Pereira is an academic researcher from Amazon.com. The author has contributed to research in topics: Deforestation & Amazon rainforest. The author has an hindex of 9, co-authored 11 publications receiving 566 citations. Previous affiliations of Ritaumaria Pereira include Michigan State University & University of Wisconsin-Madison.
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Journal ArticleDOI
Did Ranchers and Slaughterhouses Respond to Zero-Deforestation Agreements in the Brazilian Amazon?
Holly K. Gibbs,Jacob Munger,Jessica L'Roe,Paulo Barreto,Ritaumaria Pereira,Matthew Christie,Ticiana Amaral,Nathalie F. Walker +7 more
TL;DR: In this paper, the authors analyzed the zero-deforestation cattle agreements signed by major meatpacking companies in the Brazilian Amazon state of Para using property-level data on beef supply chains.
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Ranching and the new global range: Amazônia in the 21st century
Robert Walker,John O. Browder,Eugenio Arima,Cynthia S. Simmons,Ritaumaria Pereira,Marcellus M. Caldas,Ricardo Shirota,Sergio de Zen +7 more
TL;DR: In this paper, the authors investigate the role of location rents in the evolution of the cattle economy in the Brazilian Amazon and the impact of these rents on land managers and the spatial implications of their behavior on forests.
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Doing it for Themselves: Direct Action Land Reform in the Brazilian Amazon
Cynthia S. Simmons,Robert Walker,Stephen G. Perz,Stephen Aldrich,Marcellus M. Caldas,Ritaumaria Pereira,Flavia Leite,Luiz Claudio Fernandes,Eugenio Arima +8 more
TL;DR: In this article, a survey covering 751 households engaged in such land reform actions in the Brazilian Amazon is presented, in order to describe participants and land reform processes, and concludes by calling attention to the challenge DALR may ultimately pose to the Brazilian state.
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Modeling spatial decisions with graph theory: logging roads and forest fragmentation in the Brazilian Amazon
Robert Walker,Eugenio Arima,Joseph P. Messina,Britaldo Soares-Filho,Stephen G. Perz,Dante Vergara,Marcio Sales,Ritaumaria Pereira,Williams Castro +8 more
TL;DR: The goal of the article is to explicate how loggers shape their road networks, in order to theoretically explain an important type of forest fragmentation found in the Amazon basin, particularly in Brazil.
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Settlement Formation and Land Cover and Land Use Change: A Case Study in the Brazilian Amazon
Marcellus M. Caldas,Cynthia S. Simmons,Robert Walker,Stephen G. Perz,Stephen Aldrich,Ritaumaria Pereira,Flavia Leite,Eugenio Arima +7 more
TL;DR: In this paper, the authors describe the contentious process of settlement formation of a particular type of land reform settlement, which they call spontaneous direct action land reform, and place the settlement formation process within a land cover and land use framework by describing the underlying processes that lead to spontaneous settlement formation in terra devoluta in the Brazilian Amazon.