Results 71 to 80 of about 2,633,633 (305)

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

Generative Artificial Intelligence Shaping the Future of Agri‐Food Innovation

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Emerging use cases of generative artificial intelligence in agri‐food innovation. ABSTRACT The recent surge in generative artificial intelligence (AI), typified by models such as GPT, diffusion models, and large vision‐language architectures, has begun to influence the agri‐food sector.
Jun‐Li Xu   +2 more
wiley   +1 more source

Regionalizing telecommunications reform in West Africa [PDF]

open access: yes
In recent years, there has been an increasing recognition that significant welfare gains could be realized through deep forms of regional integration which entail harmonization of legal, regulatory and institutional frameworks.
Benjamin, Nancy C.   +2 more
core  

Turnover intention of hospital staff in Ontario, Canada: exploring the role of frontline supervisors, teamwork, and mindful organizing

open access: yesHuman Resources for Health, 2019
Background This study contributes to a small but growing body of literature on how context influences employee turnover intention. We examine the impact of staff perceptions of supervisory leadership support for safety, teamwork, and mindful organizing ...
Shahram Zaheer   +5 more
doaj   +1 more source

What are the barriers to the diagnosis and management of chronic respiratory disease in sub-Saharan Africa? A qualitative study with healthcare workers, national and regional policy stakeholders in five countries. [PDF]

open access: yesBMJ Open, 2022
Mulupi S   +17 more
europepmc   +1 more source

Prevalence and Correlates of Geriatric Depression: A Community‐Based Cross‐Sectional Study in Bangladesh

open access: yesAGING MEDICINE, EarlyView.
Geriatric depression affects over one‐third of older adults in Bangladesh. Poor family bonding, financial instability, lifestyle dissatisfaction, chronic illness, and lack of exercise are key contributors, underscoring the urgent need for integrated mental health support and social interventions for the aging population.
Md. Biplob Hossain   +11 more
wiley   +1 more source

Optimal agglomeration and regional policy [PDF]

open access: yes
This paper studies the social desirability of agglomeration and the efficiency arguments for regional policy in a simple, analytically solvable ‘new economic geography’ model with two trade integrating regions.
Jens Suedekum, Michael Pflueger
core  

Managing Complexity and Uncertainty in Regional Governance Networks:A Critical Analysis of State Rescaling in England [PDF]

open access: yes, 2014
Network management is viewed as a way of dealing with uncertainty in complex policy networks, but little is known about the types of network management strategies employed by regional actors to manage vertical and horizontal relations.
Ayres, Sarah A, Stafford, Ian M
core   +2 more sources

The impact of the Russia–Ukraine war on stock prices, profits and perceptions in the food supply chain

open access: yesAgribusiness, EarlyView.
Abstract The Russian invasion of Ukraine in February 2022 had profound consequences for the global economy. As both countries are major commodity exporters, the food value chain was also affected. This study investigates the impact of the invasion on stock prices, profitability and sentiments of agribusinesses along the food supply chain by using an ...
Julia Höhler   +2 more
wiley   +1 more source

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