Boletim do CIMC | Edição 3
O Comitê Indígena de Mudanças Climáticas (CIMC) tem a responsabilidade de acompanhar os debates nacionais e internacionais sobre o clima e divulga estudos realizados pelos povos indígenas sobre mudanças climáticas com o intuito de valorizar os conhecimentos...
A Comparative Study of Tree Establishment in Abandoned Pasture and Mature Forest of Eastern Amazonia
In Amazonia, millions of hectares of forest have been converted to cattle pasture then abandoned. On sites with histories of heavy use, forest recovery is slow. We compared the process of tree establishment in an abandoned pasture with a history of heavy use and in...
Attracting parasitic flies (Diptera: Phoridae) to injured workers of the giant ant Dinoponera Gigantea (Hymenoptera: Formicidae)
Flies of the genus Apocephalus are common parasites of worker ants. Although the mechanisms used by parasitic flies to find their host are not well understood, olfactory cues have been suggested as the mechanism for host location, especially when the host ant is...
Análise Multitemporal do Uso do Solo e Mudança da Cobertura Vegetal em Antiga Área Agrícola da Amazônia Oriental
Landsat TM images from 1994 and 1991 were analyzed for Bragantina Region, the oldest post-Columbian agricultural landscape in eastern Amazônia. The objective of this work was the change detection of land use and vegetation cover in three counties of this region....
Forest Recovery Following Pasture Abandonment in Amazonia: Canopy Seasonality, Fire Resistance and Ants
Tropical forests are important regulators of the flux and storage of carbon, water, and energy in the Biosphere, and they are the habitat of more than three-fourths of the world’s plant and animal species. These ecosystems are also undergoing rapid...
Cattle production in Southern Amazonia: implications for land and water management
The expansion of cattle in central western Brazil has been under scrutiny because of the region's historic reliance on Amazon and Cerrado deforestation for cropland and pastureland expansion. In this study, we determined the volumetric water footprint (VWF) and the...