Results 121 to 130 of about 2,738,066 (322)

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

Lessons from Vermont: 132-Year-Old Voucher Program Rebuts Critics [PDF]

open access: yes, 2001
For more than a century, Vermont has operated a viable and popular voucher system in 90 towns across the state. During the 1998-99 school year, the state paid tuition for 6,505 students in kindergarten through 12th grade to attend public and private ...
Libby Sternberg
core  

Current Landscape: Use of Supercritical CO2 in the Wood Industry

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The application of supercritical carbon dioxide (scCO2) to successfully dewater as well as extract resin from wood is becoming increasingly popular due to its greener and less energy‐intensive approach. With world focus shifting to developing methods with greater efficiency while decreasing harm to the environment, scCO2 applications have begun to set ...
Anthony Dahdah, Subashani Maniam
wiley   +1 more source

Wybrane elementy struktury listowej na podstawie korespondencji Czesława Miłosza... z Jarosławem Iwaszkiewiczem

open access: yesAnnales Universitatis Paedagogicae Cracoviensis. Studia Linguistica, 2013
The article analyses the private correspondence of Czesław Miłosz and Jarosław Iwaszkie- wicz that includes 86 letters from the years 1930–1980. The author concentrates on selected elements of the genre structure of letters, discussing the structure and ...
Maria Zarębina
doaj  

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

Limitations of the right to personal data protection and the right to secrecy of correspondence under martial law in Ukraine

open access: yesRevista Jurídica Portucalense
The right to personal data protection and secrecy of correspondence are important components of the right to privacy, one of the fundamental human rights.
Ihor ANDRONOV   +4 more
doaj  

Swedish farmers' approval of nudges

open access: yesAgribusiness, EarlyView.
Abstract Interest in the use of behavioral policy approaches, such as nudges, has strongly increased over the past years, including in the domains of food, agricultural and environmental policies. While the approval of nudges among the general public has been studied extensively, we know little about the attitude of farmers toward nudging. Farmers may (
Liesbeth Colen   +2 more
wiley   +1 more source

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

Do outgrower schemes enhance technology adoption and productivity? Evidence from maize farmers in Northern Ghana

open access: yesAgribusiness, EarlyView.
Abstract Nucleus outgrower schemes are contractual arrangements where well‐resourced large‐scale farmers (nucleus farmers) are empowered by development support agencies to take charge of smallholder farmers, by providing them with market access and the necessary training on agronomic practices and farm inputs for production.
Dominic Tasila Konja, Awudu Abdulai
wiley   +1 more source

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