Results 31 to 40 of about 50,085 (225)

Additions to the Bryophyte Flora of the Neotropics [PDF]

open access: yes, 2004
New and remarkable records of bryophytes from Venezuela, Brazil, Costa Rica and Ecuador are reported. Diphyscium chiapense and Hedwigia ciliata var. leucophaea are new to South America.
Lüth, Michael, Schäfer-Verwimp, Alfons
core  

Multifactorial Screening for Fine‐Scale Selection of CCS Industrial Clusters and Hubs in Brazil

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT As Brazil moves toward implementing its decarbonization commitments, carbon capture and storage (CCS) hubs are emerging as a key pathway for large‐scale CO2 abatement in hard‐to‐abate sectors. This paper presents a multifactorial, data‐driven framework to screen and prioritize potential CCS industrial clusters and hubs across Brazilian regions,
Gustavo P. Oliveira   +5 more
wiley   +1 more source

Florí­stica, estrutura e diversidade da Mata de Galeria da Estação Ecológica de Águas Emendadas ESEC-AE. Brasil Central.

open access: yesHeringeriana, 2014
O objetivo do estudo foi descrever a florí­stica, estrutura e a diversidade da mata de galeria da ESEC-AE e verificar se nestas matas existe maior diversidade beta da flora arbórea entre: (i) as bacias hidrográficas dos Rios Tocantins e Paraná ou (ii ...
Ricardo Flores Haidar   +7 more
doaj   +5 more sources

Estimativa da Produção de Sedimentos e Análise de Cenários das Áreas Prioritárias à Recuperação Ambiental na Bacia Hidrográfica do Rio Jaguari (MG/SP)

open access: yesContinentes, 2014
Os custos com tratamento de água mostram-se crescentes, sobretudo, nas bacias hidrográficas que revelam algo grau de intervenção, tal como ocorre na bacia do rio Jaguari (MG/SP).
Eduardo Vedor de Paula   +2 more
doaj  

Diatomáceas perifíticas em um sistema eutrófico brasileiro (Reservatório do Iraí, estado do Paraná) Periphytic diatoms in a Brazilian eutrophic system (Iraí reservoir, Paraná state)

open access: yesActa Botânica Brasílica, 2010
O estudo sobre a diversidade das diatomáceas do reservatório do Iraí ampliou o conhecimento da flora diatomológica perifítica de ambientes eutróficos do estado do Paraná e contribuiu para subsidiar futuros trabalhos que utilizem diatomáceas como ...
Angela Maria da Silva   +3 more
doaj   +1 more source

Electrospun encapsulation of grape pomace extract: in vitro antioxidant, anti‐inflammatory, and antihyperglycemic properties

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND The escalating prevalence of lifestyle‐ and aged‐related conditions, including diabetes, chronic inflammation, and cardiovascular disorders, underscores the urgent need for natural therapies. Such alternatives should offer reduced side effects compared to conventional pharmaceuticals while playing a proactive role in disease ...
Estefani Tavares Jansen   +6 more
wiley   +1 more source

Moderate Fire Temperatures Affect the Structure of Clayey Oxisol Aggregates

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Wildfires have become increasingly frequent and intense worldwide, raising concerns about their impacts on soil systems. However, the thermal responses of clay‐rich Oxisols, dominated by Fe and Al oxides, remain poorly understood. In this study, samples from the 0 to 5 cm layer of six Oxisols were subjected to controlled heating at ...
Yasmmin Tadeu Costa   +5 more
wiley   +1 more source

Cactaceae no estado do Paraná, Brasil

open access: yesRodriguésia, 2014
Este trabalho apresenta o estudo taxonômico de Cactaceae no estado do Paraná. A metodologia inclui a análise de coleções de herbário e realização de coletas em todos os biomas do estado.
André Soller   +3 more
doaj  

Nueva información palinológica sobre la Formación Poti (Viseano superior) en el arroyo Roncador, Cuenca Parnaíba, noreste de Brasil [PDF]

open access: yes, 2014
Se presenta el resultado del análisis palinológico de seis muestras de superficie de la Formación Poti expuesta en el arroyo Roncador (Jerumenha, Piauí), noreste de Brasil.
Di Pasquo Lartigue, Maria, Iannuzzi, R.
core   +1 more source

Application of Principal Component Analysis and Probabilistic Neural Networks in Ferralsols Recovery Evaluation Through Planting of Mabea Fistulifera and Eucalyptus Urograndis

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT This study presents an innovative assessment model for analyzing the evolution of degraded soils subjected to different reclamation strategies. The proposal combines statistical and artificial intelligence tools to jointly integrate multiple physical and chemical soil properties, allowing for a more synthetic view of the processes.
Melissa Alexandre Santos   +7 more
wiley   +1 more source

Home - About - Disclaimer - Privacy