Results 61 to 70 of about 186,828 (229)

O MATOPIBA nas Chapadas Maranhenses: Impactos da Expansão do Agronegócio na Microrregião de Chapadinha

open access: yesRevista NERA, 2019
Em 2016 o departamento criado para atender ao desenvolvimento do MATOPIBA fora extinto, engana-se, porém, que se tenha findado os investimentos públicos e privados para a Região.
Juscinaldo Goes Almeida   +2 more
doaj   +1 more source

Urbanization and food transition in the Brazilian Amazon: From wild to domesticated meat

open access: yesPeople and Nature, EarlyView.
Abstract Urbanization is expected to influence food transitions, resulting in a shift from wild foods to more domesticated foods. Concomitantly, food insecurity and urban demand for natural resources, including wildlife, are expected to increase overall, even when the per capita consumption is expected to decrease.
Willandia A. Chaves   +7 more
wiley   +1 more source

OS IMPACTOS ECONÔMICOS DA COVID-19 NO SETOR DE TURISMO DO MARANHÃO

open access: yesRevista Turismo & Cidades, 2020
Objetiva-se apresentar os resultados e conclusões da pesquisa sobre os impactos econômicos da COVID-19 no setor de Turismo no estado do Maranhão. Na pesquisa de cunho exploratório e de abordagem quantitativa, utilizou-se do levantamento bibliográfico e ...
Julia Cristina Lucas Leite   +2 more
doaj  

Assessing the evolutionary distinctiveness of a highly threatened plant group: The urgency to preserve a unique lineage of evolution in Brazil

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Brazil's diverse flora is under several threats, with many unique lineages facing extinction, particularly in biodiverse regions like the Cerrado and campo rupestre. This study sheds light on the conservation needs of Cambessedesia (Melastomataceae), an endemic genus with 95% of its species endangered, using an approach to rank and prioritise species ...
Najla Bastos Scheidegger   +4 more
wiley   +1 more source

Diversity of thalloid liverworts in Brazilian Savanna of Parque Nacional da Chapada das Mesas, Maranhão, Brazil

open access: yesCheck List, 2021
We investigate the diversity of thalloid liverworts in Parque Nacional da Chapada das Mesas (PNCM). Illustrations, descriptions, taxonomic characters, and notes on the geographic distributions of species, as well as an identification key, are provided ...
R. Fernandes   +3 more
semanticscholar   +1 more source

Balancing tracks and trees: Assessing railroad impact on Brazilian biodiversity

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The Brazilian West–East Integration Railway (FIOL) aims to boost the national economy by improving commodity transport; however, it crosses three of Brazil's most biodiverse and fragile regions: the Caatinga, Cerrado and Atlantic Forest. Using digitised plant records and land‐use analyses, our study reveals significant vegetation loss within the ...
Ana Luiza Silva Rocha   +3 more
wiley   +1 more source

Agricultura familiar camponesa e cooperativismo no Maranhão

open access: yesRevista IDEAS, 2012
Este trabalho é resultado da disciplina Dinâmica Territorial do curso de mestrado em Desenvolvimento Socioespacial e Regional. O objeto de estudo são as cooperativas camponesas maranhenses, sobretudo das regiões sul e oeste, onde esses agricultores se ...
Jhonny Santos Da Silva
doaj  

Adaptive Sliding Mode Control Design for Interval Type‐2 T–S Fuzzy Systems With Time Delay: An Event‐Triggered Approach

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT In this work, a new event‐triggered adaptive first‐order sliding mode control method is proposed for nonlinear systems with constant time delays, modeled by interval type‐2 Takagi–Sugeno (T–S) fuzzy systems. To handle matched disturbances with unknown upper bounds, a non‐overestimating adaptation strategy for the control coefficient is ...
Rodrigo Possidonio Noronha   +1 more
wiley   +1 more source

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

open access: yesSustainable 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   +3 more
wiley   +1 more source

CARACTERIZAÇÃO EPIDEMIOLÓGICA DOS CASOS DE COVID-19 NO MARANHÃO: Uma breve análise

open access: yes, 2020
Introdução: O COVID-19 (SARS-CoV-2) é um vírus que pode causar complicações respiratórias de leve a grave e elevada infectividade e patogenicidade.
Joelson dos Santos Almeida   +5 more
semanticscholar   +1 more source

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