Results 41 to 50 of about 1,030,441 (244)

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

PUMPKIN ETHNOBOTANY IN NAYARIT, MEXICO

open access: yesTropical and Subtropical Agroecosystems, 2020
Background. From the early days, human beings have used plants to satisfy their biological or cultural needs; this man-plant relationship is studied by ethnobotany. Pumpkins were one of the first plants domesticated by Homo sapiens and currently they are
Pablo Germán Ruelas Hernández   +2 more
doaj  

Elementos para una teoría sociológica del consumo

open access: yesPapers, 1995
En las sociedades desarrolladas, la práctica del consumo ocupa el centro del proceso de reproducción social. Sin embargo, el consumo sigue aparcado en un lugar periférico en la teoría social, mientras que, por otro lado, la teoría sociológica necesita ...
Javier Callejo
doaj   +1 more source

Determinants of University Spin-Offs' Growth: Do Socioeconomic Networks and Support Matter? [PDF]

open access: yes, 2006
University spin-offs (USOs), as a type of entrepreneurial firms, face the challenge of obtaining sufficient resources to realize perceived business opportunities. USOs are vulnerable to many obstacles in this endeavor, particularly obstacles related to a
Soetanto, Danny, van Geenhuizen, Marina
core  

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

open access: yesFunctional Ecology, EarlyView.
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   +5 more
wiley   +1 more source

Nuevos medios: usos comunicativos de los adolescentes. Perspectivas desde los nativos digitales

open access: yesEstudios sobre el Mensaje Periodístico, 2014
Este trabajo presenta los resultados de un proyecto de investigación de ámbito estatal sobre hábitos y dinámicas de los adolescentes en Internet.
José Carlos Sendín Gutiérrez   +2 more
doaj   +1 more source

Developing university innovation capacity: how can innovation policy effectively harness universities? Capability to promote high-growth technology businesses? [PDF]

open access: yes, 2013
Some universities and departments have been very successful in stimulating university spin- off firms (USOs). This has persuaded policy makers and university administrators to devote considerable resources to improve universities' capabilities to promote
Benneworth, Paul   +2 more
core   +1 more source

Bee community assembly is regulated by functional traits in pristine tropical forest environments

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Understanding the drivers of bee beta diversity across pristine environments in the Amazon is critical for ensuring biodiversity conservation, restoration, sustainable land use planning and economic development.
Rafael Cabral Borges   +7 more
wiley   +1 more source

Digging in the significance of the internet for the ICT access, uses and desires of women in ICT

open access: yesEducation in the Knowledge Society, 2011
Since the 90’s the feminist theories of technology have experienced a renewed optimism with the rise of ICT and the development of the third-wave feminisms.
Núria VERGÉS BOSCH   +2 more
doaj  

“Habrá viejo mas morlaco? Vayase á tomar tabaco”. Moral y medicina: conceptos y usos (siglos XVII-XVIII)

open access: yesMillars. Espai i Història, 2020
La proliferación del uso de tabaco a lo largo de los siglos XVII y XVIII, ha generado un conjunto de trabajos literarios en los que se mezclan conceptos morales y normas médicas. Algunos de esos textos nos hacen sonreír ante la ingenuidad e ignorancia de
Joao Figueiroa Rego
doaj  

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