Results 21 to 30 of about 78,982 (265)

IMAGENS COM ALTA RESOLUÇÃO ESPACIAL: NOVAS PERPECTIVAS PARA O SENSORIAMENTO REMOTO

open access: yesRevista Espaço e Geografia, 2022
As imagens orbitais com alta resolução espacial trouxeram inovações para as pesquisas em Sensoriamento Remoto. O uso desses dados permite realizar mapeamentos e monitoramentos detalhados de alvos na superfície terrestre.
Eduardo da Silva Pinheiro
semanticscholar   +1 more source

Past human‐induced ecological legacies as a driver of modern Amazonian resilience

open access: yesPeople and Nature, Volume 5, Issue 5, Page 1415-1429, October 2023., 2023
Abstract People have modified landscapes throughout the Holocene (the last c. 11,700 years) by modifying soils, burning forests, cultivating and domesticating plants, and directly and indirectly enriched and depleted plant abundances. These activities also took place in Amazonia, which is the largest contiguous piece of rainforest in the world, and for
Crystal N. H. McMichael   +3 more
wiley   +1 more source

Modelling dry biomass dynamics in the Cerrado Biome

open access: yesBiodiversidade Brasileira, 2019
The volume of dry biomass is a key predictor of fire propagation in the Cerrado biome. Traditionally, biomass dynamics is measured directly onsite through field experiment. However, onsite measurements are constrained by costly logistics needed to cover
Ubirajara Oliveira Pimentel   +6 more
doaj   +3 more sources

FAZENDAS INTELIGENTES: ANÁLISE DOS CUSTOS DA IMPLANTAÇÃO DE UMA PLATAFORMA DE "INTERNET DAS COISAS" PARA SENSORIAMENTO REMOTO

open access: yesAnais do Encontro Nacional de Engenharia de Produção, 2022
Para alcançar o aumento na produtividade das propriedades agricolas é cada vez mais discutido o uso da Internet das Coisas (IoT) voltado para o sensoriamento remoto, surgindo assim o conceito de fazendas inteligentes. Com o desenvolvimento de tecnologias
R. Alves, F. Lima, C. Mattos
semanticscholar   +1 more source

Multiple facets of biodiversity are threatened by mining‐induced land‐use change in the Brazilian Amazon

open access: yesDiversity and Distributions, Volume 29, Issue 9, Page 1190-1204, September 2023., 2023
Abstract Aim Mining is increasingly pressuring areas of critical importance for biodiversity conservation, such as the Brazilian Amazon. Biodiversity data are limited in the tropics, restricting the scope for risks to be appropriately estimated before mineral licensing decisions are made.
Thomas J. Lloyd   +19 more
wiley   +1 more source

Forest structure predicts species richness and functional diversity in Amazonian mixed‐species bird flocks

open access: yesBiotropica, Volume 55, Issue 2, Page 467-479, March 2023., 2023
We show that vegetation structure can predict species richness and functional diversity in Amazonian mixed‐species flocks in primary and secondary forests. In addition, we show that secondary forest flocks retain a large percentage of the functional diversity exhibited by their primary forest counterparts. Abstract Secondary forest has the potential to
Charles P. J. Coddington   +3 more
wiley   +1 more source

Sensoriamento Remoto e Geoprocessamento como Subsídio ao Manejo do Fogo e ao Combate aos Incêndios Florestais em Unidades de Conservação Federais

open access: yesBiodiversidade Brasileira - BioBrasil, 2021
O geoprocessamento é uma ferramenta muito importante na conservação do meio ambiente. As análises espaciais auxiliam na gestão das unidades de conservação não apenas por permitirem monitorar os impactos ambientais causados por agentes antrópicos e ...
Kelly Maria Resende Borges   +3 more
semanticscholar   +1 more source

Geographic patterns of tree dispersal modes in Amazonia and their ecological correlates

open access: yesGlobal Ecology and Biogeography, Volume 32, Issue 1, Page 49-69, January 2023., 2023
Abstract Aim To investigate the geographic patterns and ecological correlates in the geographic distribution of the most common tree dispersal modes in Amazonia (endozoochory, synzoochory, anemochory and hydrochory). We examined if the proportional abundance of these dispersal modes could be explained by the availability of dispersal agents (disperser ...
Diego F. Correa   +207 more
wiley   +1 more source

Fire propagation model in the cerrado biome

open access: yesBiodiversidade Brasileira, 2019
To date, there are no model available for fire propagation in the Cerrado. Especially, for helping fire management and prevention, models need to run under near-real time conditions at a local scale.
Ubirajara Oliveira   +6 more
doaj   +3 more sources

ANÁLISE DA DINÂMICA TEMPORAL DA EVAPOTRANSPIRAÇÃO REAL EM UMA BACIA HIDROGRÁFICA DO SEMIÁRIDO ATRAVÉS DE MODELAGEM HIDROLÓGICA E SENSORIAMENTO REMOTO

open access: yesIrriga, 2021
ANÁLISE DA DINÂMICA TEMPORAL DA EVAPOTRANSPIRAÇÃO REAL EM UMA BACIA HIDROGRÁFICA DO SEMIÁRIDO ATRAVÉS DE MODELAGEM HIDROLÓGICA E SENSORIAMENTO REMOTO     FREDERICO ABRAÃO COSTA LINS1; ABELARDO ANTÔNIO DE ASSUNÇÃO MONTENEGRO1; CAROLYNE WANESSA LINS DE ...
F. Lins   +5 more
semanticscholar   +1 more source

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