Do chão ao céu, monitoramento territorial indígena e a primeira década da ferramenta SOMAI-ACI
A primeira edição do Boletim PROTEJA publicou dados do SOMAI-ACI sobre crimes ambientais em terras indígenas na Amazônia. Entre janeiro de 2021 e novembro de 2023, 761 atividades ilegais foram registradas em 46 terras indígenas, totalizando 33 milhões de hectares...
Smallholder agriculture along the lower Amazon floodplain, Brazil
This paper describes smallholder agricultural systems in the lower Amazon where the Santarém sub-Cluster is based. Here, despite the fertility of floodplain soils and a long tradition of floodplain farming, smallholder agriculture is stagnating. Once the basis of...
Vertical patterns of soil water uptake by plants in a primary forest and an abandoned pasture in the eastern Amazon: an isotopic approach
This study evaluated the water uptake patterns of a primary forest and of the savanna-like vegetation of an abandoned pasture in an eastern Amazon site. We used natural stable isotope abundance in the soil profile, as well as plots irrigated with deuterated water...
Shell size variation and aggregation behavior of Littoraria flava (Gastropoda : Littorinidae) on a southeastern Brazilian shore
Littoraria flava is a common snail on rocky shores and stems of mangrove trees along the southeastern coast of Brazil. However, studies on this species are absent. Our previous observation indicated a distance distribution pattern among shell size classes of this...
AVANÇA BRASIL: Os Custos Ambientais para a Amazônia
Relatório do Projeto “Cenários Futuros para a Amazônia”, que analisa o impacto dos planos do projeto "Avança Brasil" na região amazônica. Entre suas metas para os próximos anos está a quase duplicação da extensão das estradas pavimentadas e a construção de portos,...
Amazonia at the millennium
Much of what we thought was true about Amazon rainforests has turned out to be not quite so. As perceptions sharpen, the value of the Amazon ecosystem is becoming more fully appreciated, as are the consequences of converting this forest to other uses. Even though...
Evolution of the Brazilian phytogeography classification systems: implications for biodiversity conservation
Undoubtedly the increase in scientific knowledge and the use of techniques such as remote sensing fostered a significant evolution of Brazilian phytogeography. Today there is a much better knowledge of the distinct physiognomies present in our territory. In some...