Results 91 to 100 of about 546,557 (346)

Distribuição da Savana (Cerrado) no Pantanal brasileiro: uma análise quantitativa. [PDF]

, 2020
A Savana (Cerrado) é uma formação forística com predominância de gramíneas, árvores esparsas e arbustos isolados ou em pequenos grupos, situadas principalmente em áreas de transição entre bosques e prados, presentes em regiões de clima tropical com ...
CINQUINI, J. de A., MENGATTO JUNIOR, E. A., SILVA, J. dos S. V. da   +2 more
core  

Wall‐to‐wall Amazon forest height mapping with Planet NICFI, Aerial LiDAR, and a U‐Net regression model

Remote Sensing in Ecology and Conservation, EarlyView.
Tree canopy height is a key indicator of forest biomass and structure, yet accurate mapping across the Amazon remains challenging. Here, we generated a canopy height map of the Amazon forest at ~4.8 m resolution using Planet NICFI imagery and a deep learning U‐Net model trained with airborne LiDAR data.
Fabien H. Wagner, Ricardo Dalagnol, Griffin Carter, Mayumi C. M. Hirye, Shivraj Gill, Le Bienfaiteur Sagang Takougoum, Samuel Favrichon, Michael Keller, Jean P. H. B. Ometto, Lorena Alves, Cynthia Creze, Stephanie P. George‐Chacon, Shuang Li, Zhihua Liu, Adugna Mullissa, Yan Yang, Erone G. Santos, Sarah R. Worden, Martin Brandt, Philippe Ciais, Stephen C. Hagen, Sassan Saatchi   +21 more
wiley   +1 more source

Transformações no Cerrado

Sustainability in Debate, 2013
PIETRAFESA, José Paulo; DUTRA E SILVA, Sandro. Transformações no Cerrado: progresso, consumo e natureza. Goiânia: PUC/GO, 2011. 328 p. Notas. Bibliografia. ISBN 9788571037380.
openaire   +4 more sources

Some new additions to the hepatic flora (Jungermanniophyta) for the State of Bahia, Brazil [PDF]

, 2000
In this paper are recorded 18 taxa of hepatics (Jungermanniophyta) for the first time for the state of Bahia, Brazil. Of these, Harpalejeunea ovata (Hook.) Schiffn. is new for Brazil. Morphological characters, notes on habitat and substrate are given for
Bastos, Cid José Passos, Bôas-Bastos, Silvana B. Vilas   +1 more
core  

Phytosociology of the Cerrado tree species in nearby sanitary landfill areas [PDF]

, 2010
Os depósitos de resíduos domiciliares são construídos em áreas adjacentes a fitofisionomias nativas. Os objetivos deste trabalho foram, em áreas adjacentes a aterros e em áreas-controle, realizar e comparar o levantamento da composição das espécies ...
Imaña Encinas, José, Santana, Otacílio Antunes   +1 more
core   +2 more sources

Tropical Forests and Sustainability: The Role of Multilateral Financing in Latin America

Sustainable Development, EarlyView.
ABSTRACT The challenge of slowing deforestation and degradation in the tropical regions of Latin America requires financing mechanisms (public and private) that can enable actions to preserve and sustainably manage forest integrity. This paper begins by examining the strategy implemented by the World Bank to protect forest cover in tropical countries ...
Ángela Andrea Caviedes Conde, Encarnación Moral Pajares, Leticia Gallego Valero   +2 more
wiley   +1 more source

Assessing the Effects of Biodiesel Production on Sustainability: A Bayesian Two‐Stage Data Envelopment Analysis Approach

Sustainable Development, EarlyView.
ABSTRACT Sustainable development transforms production systems, requiring integrated environmental, social, and economic strategies. Energy systems are key agro‐industrial supply chains in developing countries. Brazil's soybean supply chain impacts Gross Domestic Product, mainly through exports.
Aline Veronese da Silva, Camila Veneo Campos Fonseca, Pedro Gerber Machado, Marcelo Azevedo Costa   +3 more
wiley   +1 more source

Agricultural growth and agrarian structure in the Brazilian Cerrado: the role of land prices, natural resources and technology [PDF]

This paper argues that the rapid agricultural expansion of the cerrado regions in Brazil is due to the low price of land in these regions, as compared with the other agricultural regions of Brazil and abroad.
Rezende, Gervasio Castro de
core   +1 more source

Cytogenotoxic Effects of Fluopyram in Allium cepa Root Cells Involving Microtubule Disruption

Environmental Toxicology, EarlyView.
ABSTRACT Fluopyram is a next‐generation fungicide widely used in agriculture; however, its persistence in soils and mobility toward aquatic systems have raised concerns regarding potential ecotoxicological risks. This study evaluated the cytogenotoxic effects of a commercial fluopyram‐based pesticide formulation on Allium cepa root meristem cells ...
Carlos Filipe Camilo‐Cotrim, Natanael Alves da Silva, Gabriela Gomes Lima, Igor Rodrigues Vasconcelos, Luciana Souza Ondei, Elisa Flávia Luiz Cardoso Bailão, Antônio Sérgio Nakao de Aguiar, Marcelino Benvindo‐Souza, Leonardo Luiz Borges, Virgínia Damin, Luciane Madureira Almeida   +10 more
wiley   +1 more source

Dimensões da construção e execução do projeto político pedagógico: um estudo de caso

Educação (Santa Maria. Online), 2017
O Projeto Politico Pedagógico (PPP) é uma importante ferramenta, articulada a outras, para a construção da educação de qualidade. Deve englobar a comunidade, os alunos e o corpo de funcionários da escola. Este artigo apresenta resultados de uma pesquisa
Hamilton Matos Cardoso Júnior, Priscilla Fabiane de Brito, Divina Aparecida Leonel Lunas, Thiago Weslei de Almeida Sousa   +3 more
doaj   +1 more source