inscription
PORTAIL D'INFORMATION GÉOGRAPHIQUE

Résultats de la recherche (9 résultats)

Affinez votre recherche

Par Collection Par Auteur Par Date Par Sujet Par Titre
  • The fate of the forest : developers, destroyers and defenders of the Amazon.
  • A political ecology approach to the changes in the Brazilian portion of the Amazon Basin since the nineteenth century through the 1980s. Thoughtful assessment of the present conflict over deforestation and the spiral of human violence that has
  • 1989
  • Amazon bio-geosciences : towards a synthesis through Amazonia I
  • Amazonia I is a large multi-disciplinary project, concerned with the effects of changing land use on the ecology and climate of the Brazilian Amazon. It is primarily concerned with investigating the water, carbon and nutrient cycles, and brings
  • 1989
  • Suspended sediment load in the Amazon Basin : an overview
  • The central objective of this report is to summarize the available sediment and sediment transport data for the Amazon River and its major tributaries and to present some previously unpublished data.
  • 1989
  • Development and erosion in the Brazilian Amazon : a geochronological case study
  • A 210Pb chronology of sedimentation in a small floodplain lake in the Jamari river basin (Rondonia, Brazil) provided insight into the relationship between development and erosion in the Brazilian Amazon. Positive correlations between increased
  • 1989
  • Jari : a pulp plantation in the brazilian Amazon
  • 1989
  • Ribereno's changing economic patterns in the Peruvian Amazon in Festschrift to honor Raymond E. Crist.
  • 1989
  • Spatial and temporal variations in soil chemistry on the Amazon floodplain
  • 1989
  • Spatial variability of physical and chemical properties in Amazonian soils is evaluated on sites of natural rain forest and pastures of different age in the Amazon region. The sampling scheme was regionalized using transects of fifty 3 m apart each
  • 1989
  • The study investigates the seasonal and element patterns of litterfall at two particular sites of terra firme forest in the central Amazon. The input of elements such as C, N, P, S, K, Ca, Mg, Na, Zn, Fe, Al, Mn, B and Cu was thoroughly evaluated
  • 1989