Results 11 to 20 of about 363,278 (215)

Commodities agrícolas e preço do petróleo. [PDF]

open access: yes, 2017
Este artigo tem por objetivo documentar estatisticamente a relação entre preços internacionais de produtos agrícolas e o preço internacional do petróleo.
ALVES, E. R. de A., BRANDÃO, A. S. P.
core  

Determination of Monoethylene Glycol in Gas Condensate Samples by Microchip Micellar Electrokinetic Chromatography Integrated With Capacitively Coupled Contactless Conductivity Detection

open access: yesELECTROPHORESIS, EarlyView.
ABSTRACT This study describes the use of microchip micellar electrokinetic chromatography (MEKC) integrated with capacitively coupled contactless conductivity detection (C4D) for the determination of monoethylene glycol (MEG) in gas condensate samples.
Maurício M. L. Pereira   +6 more
wiley   +1 more source

¿Se acaba el petróleo? [PDF]

open access: yes, 2008
Este ARI considera la posibilidad de que se llegue al fin de la era del petróleo y repasa los distintos aspectos de una situación muy compleja y dependiente de múltiples factores.
Benavides, Pablo
core  

A Bibliometric‐Based Review of Biochar for Salt‐Affected Soil Restoration: Mapping Research Trends and Future Directions

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT In recent years, biochar has been studied for its range of applications. Recognized by the IPCC as a key Carbon Dioxide Removal (CDR) strategy, it also stands out as an important tool for reclaiming degraded lands, including vast global areas affected by salinity, such as those in China, India, and Australia.
Juciane Vieira de Assis Freire   +12 more
wiley   +1 more source

El papel del petróleo en el conflicto iraquí (II): ¿Jugada Imperial o liderazgo responsable? [PDF]

open access: yes, 2003
La tesis “sangre por petróleo” (o blood for oil) ha sido utilizada cada vez más frecuentemente durante los últimos meses por la prensa y las varias tendencias de la oposición popular a la guerra contra Irak.
Isbell, Paul
core  

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

Análisis del sistema económico Nicaraguense periodo 2012-2015 : La estructura productiva de Nicaragua y su dependencia del petroleo en el periodo 2012-2015 [PDF]

open access: yes, 2016
La presente investigación tiene como temática general el análisis del sistema económico nicaragüense comprendido en el periodo 2012-2015. El sub tema se refiere a la estructura productiva de Nicaragua y su dependencia del petróleo en el periodo 2012 ...
López Araica, Claudia Lidia   +1 more
core  

An experimental approach to assess the combined effects of multiple stressors on a large vertebrate species

open access: yesConservation Biology, EarlyView.
Abstract The design of experiments to investigate the combined effects of multiple stressors requires exposing target organisms to multiple combinations of stressor doses. Concurrent manipulation of stressors is often infeasible with wildlife, but long‐lasting health effects allow individual health to be used as an integrator of prior stressor exposure.
Enrico Pirotta   +24 more
wiley   +1 more source

Relación entre el precio del petróleo y la tasa de cambio: el caso Colombiano (2000 – 2017) [PDF]

open access: yes, 2018
Trabajo de InvestigaciónLos precios internacionales del petróleo están actualmente influenciando la fluctuación de la tasa de cambio nominal, logrando que los precios de los bienes y servicios que depende de estas variables tengan un comportamiento muy ...
Aragón-Calderón, Marlon Alexander   +1 more
core  

Do Just Energy Transition Partnerships collide or converge with substantive investment law standards? Case studies from Indonesia and Vietnam

open access: yesReview of European, Comparative &International Environmental Law, EarlyView.
Abstract Just Energy Transition Partnerships (JETPs) are novel financing mechanisms that encourage coal‐dependent emerging economies to transition away from fossil fuels. JETPs aim to facilitate coal phaseout and transitions to renewable energy through private and public financing.
Francine Hug
wiley   +1 more source

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