Results 21 to 30 of about 284 (150)

Geoquímica inorgânica e orgânica dos folhelhos da Formação Pimenteiras: implicações para um sistema petrolífero não convencional

Geologia USP. Série Científica, 2018
A Formação Pimenteiras registra a ingressão marinha Meso/Neodevoniano da Bacia do Parnaíba. Seus folhelhos representam o principal intervalo gerador para seu sistema petrolífero convencional.
Ana Clara Braga de Souza, Melina Cristina Borges Esteves, Daniel Rodrigues do Nascimento Junior, Nathalia Olímpio de Lima, André Renan Costa Silva   +4 more
doaj   +1 more source

RESFRIAMENTO ARTIFICIAL EM FORNOS RETANGULARES PARA A PRODUÇÃO DE CARVÃO VEGETAL

Revista Árvore, 2015
RESUMOUm importante aspecto a ser considerado na produção de carvão vegetal é o longo período de resfriamento dos fornos de alvenaria, acarretando na baixa produtividade e exigindo maior número de fornos para suprir a demanda de produção.
Aylson Costa Oliveira, Angélica de Cássia Oliveira Carneiro, Daniel Camara Barcellos, Augusto Valencia Rodriguez, Bartholomeu Machado Nogueira Amaral, Bárbara Luísa Corradi Pereira   +5 more
doaj   +1 more source

Shale gas in South America. From the United States’ Energy Security to the promises of a regional boom

Revista Neiba, 2020
Even though oil continues leading energy discussions worldwide the share of natural gas in total energy is expected to equal that of oil by 2030. The United States (US) has played a key role in that transition: in the last two decades a qualitative ...
Noemí Soledad Rabbia
doaj   +1 more source

From pollen provision to pollinator: Species‐specific sterol assimilation by wild bees in urban landscapes

Functional Ecology, Volume 40, Issue 6, Page 1906-1920, June 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Human‐driven landscape change, particularly urbanization, is reshaping pollinator communities, yet the functional traits that mediate species persistence remain poorly understood. Dietary specialization is commonly used to predict species vulnerability.
Yan Yang, Joan Casanelles‐Abella, Marco Moretti, Consuelo M. De Moraes, Mark C. Mescher, Pengjuan Zu   +5 more
wiley   +1 more source

Las paradojas del gas como combustible puente: interrogantes sobre Vaca Muerta

Perfiles Latinoamericanos
Este artículo analiza los debates y controversias que se desarrollan en torno al gas natural como combustible puente en el marco de la transición energética, el cambio climático y la crisis socioecológica. Asimismo, se problematiza la explotació
Gabriela Wyczykier, Juan Antonio Acacio
doaj   +1 more source

Fracking y gas no convencional. Régimen jurídico.

Revista Andaluza de Administración Pública, 2017
El profesor Dionisio Fernández de Gatta Sánchez, con la colaboración de Paula Fernández de Gatta Pérez, nos pone al día en la materia de la exploración y explotación del gas no convencional, en particular mediante la fracturación hidráulica, mediante esta valiosa monografía con la que contribuye a un debate de plena actualidad.
openaire   +2 more sources

Agricultural productivity and soil and water conservation index in dual‐purpose corn production using fuzzy modeling

Agronomy Journal, Volume 118, Issue 2, March/April 2026.
Abstract Soil structure and soil organic carbon are key variables for the sustainability of agricultural production in tropical environments, yet their interactions with crop yield remain difficult to quantify. The objective of this study was to propose and evaluate the agricultural productivity and soil and water conservation index (APSWCI) as a tool ...
Luiz Diego Vidal Santos, Francisco Sandro Rodrigues Holanda, Renisson Neponuceno de Araújo Filho, Alceu Pedrotti, Eliana Midori Sussuchi, Brisa Marina da Silva Andrade, Cicero Inácio da Silva Filho, Caciana Costa Feitosa   +7 more
wiley   +1 more source

Cinética del manganeso en la soldadura MAG/MIQ con el alambre '18/8/6'

Revista de Metalurgia, 2001
El artículo describe el estudio de un acero ferrítico poco aleado con un acero austenítico altamente aleado con el alambre 18/8/6 mediante el procedimiento MAG/MIG. Se ha investigado el consumo del manganeso del alambre durante la soldadura a tope con la
Janez Tušek
doaj   +1 more source

Unveiling the multidimensional nature of policy acceptability: A cross‐national approach

Policy Studies Journal, Volume 54, Issue 1, February 2026.
Abstract Research on mass attitudes toward public policy often centers on preferences, yet the understudied facet of policy acceptability remains pivotal. This study develops and validates a nuanced measure of acceptability that identifies three dimensions: political, affective, and deliberative.
Matthew Jenkins, Daniel Gomez
wiley   +1 more source

A centralised multi‐unit recording system for automated, off‐grid animal observation and environmental monitoring

Methods in Ecology and Evolution, Volume 16, Issue 10, Page 2335-2344, October 2025.
Abstract Automated monitoring is transforming ecological and behavioural research by enabling accurate, long‐term data collection and processing with minimal intervention—especially in remote or logistically challenging environments. However, monitoring multiple organisms or sites simultaneously poses substantial logistical hurdles, including the need ...
Marçal Pou‐Rossell, Daniel Sol, Jolle W. Jolles   +2 more
wiley   +1 more source