Results 51 to 60 of about 61,720 (230)
Agribusiness, EarlyView.ABSTRACT Rural farm households continue to face significant risks from climate change, resulting in many of them diversifying their livelihood sources into other income‐generating activities to increase their incomes and improve food and nutrition security. In this study, we examine the drivers and impact of farm households' participation in livelihood
Mahwish Arshad, Awudu Abdulai
wiley +1 more source
CFD modeling and sensitivity‐guided design of silicon filament CVD reactors
AIChE Journal, EarlyView.Abstract Filament‐based chemical vapor deposition (CVD) for silicon (Si) coatings is often treated as an adaptation of planar deposition. But this overlooks fundamental shifts in transport phenomena and reaction kinetics. In filament CVD, the filament acts as a substrate, heat source, and flow disruptor simultaneously. In this work, we ask: What really
G. P. Gakis +8 more
wiley +1 more source
Where on Earth are the Moon Trees?
Plant PerspectivesThis essay describes the history of ‘Moon Trees’ – trees that were grown from seeds that accompanied the NASA Apollo 14 mission to the Moon in 1971. During the mid-1970s, Moon Tree seedlings were planted in communities across the United States as part of
Melanie Ford, Eric MacDonald
doaj +1 more source
IoT-Enabled Infrastructure Framework for Energy Efficiency and Traffic Management in Smart Cities [PDF]
Fayoum University Journal of EngineeringSmart cities aim to achieve environmental and social sustainability through the deployment of Internet of Things (IoT) technologies that significantly enhance energy efficiency and traffic management.
Gamaleldin Nasa
doaj +1 more source
Advanced Intelligent Discovery, EarlyView.In this study we employed support vector regressor and quantum support vector regressor to predict the hydrogen storage capacity of metal–organic frameworks using structural and physicochemical descriptors. This study presents a comparative analysis of classical support vector regression (SVR) and quantum support vector regression (QSVR) in predicting ...
Chandra Chowdhury
wiley +1 more source
Un futuro chiamato Constellation
GEOmedia, 2007 Quando il 16 giugno del 2004 il Presidente Bush annunciò la nuova Space Exploration Initiative, che prevedeva piani per il ritorno sulla Luna e l’inizio dell’esplorazione di Marte, non tutti credevano che dalle parole si sarebbe passati ai fatti.
Fabrizio Bernardini
doaj
American Journal of Botany, EarlyView.Abstract Premise The Chicxulub asteroid impact at the Cretaceous–Paleogene (K–Pg) boundary triggered a mass extinction 66 million years ago. Ferns thrived in the aftermath of the extinction, evidenced by the well‐documented “fern spore spike.” However, fern macrofossil records across the K–Pg boundary are less understood.
Fern B. Holian +9 more
wiley +1 more source
EXPANDING NASA FUNCTIONALITY USING ITS API AND IMPROVING INTEREST AMONG PEOPLE IN SPACE EXPLORATION
Автоматизация технологических и бизнес-процессов. This scientific work focuses on developing a website aimed at expanding the functionality of NASA’s API and increasing public interest in space exploration.
Y. V. Popov, K. O. Kirei
doaj +1 more source
Tourist sentiment analysis on TripAdvisor using text mining: A case study using hotels in Ubud, Bali [PDF]
African Journal of Hospitality, Tourism and Leisure, 2020 This study analyzes and extracts the TripAdvisor customers’ experiences from the user-generated data as the topic of interest from online review customers in TripAdvisor application.
Nasa Zata Dina
doaj
American Journal of Industrial Medicine, EarlyView.ABSTRACT Introduction Global increases in occupational heat exposure are raising concerns about worker safety and cognitive performance during prolonged and repeated shifts. At present, the cumulative effects of repeated heat exposure on cognitive performance remain unclear.
Daniel C. Moore +4 more
wiley +1 more source