Results 41 to 50 of about 147,416 (323)

Canadian contributions to environmetrics

open access: yesCanadian Journal of Statistics, Volume 50, Issue 4, Page 1355-1386, December 2022., 2022
Abstract This article focuses on the importance of collaboration in statistics by Canadian researchers and highlights the contributions that Canadian statisticians have made to many research areas in environmetrics. We provide a discussion about different vehicles that have been developed for collaboration by Canadians in the environmetrics context as ...
Charmaine B. Dean   +8 more
wiley   +1 more source

Experimental investigations on the characteristics of snow accretion using the EMU-320 model train [PDF]

open access: yesarXiv, 2022
This paper presents a snow accretion test conducted in a climate wind tunnel to investigate the icing process on a model train. The model used within this experiment was the cleaned-up and 2/3-scaled version of EMU-320, which is a high-speed train in Korea.
arxiv  

Snow metamorphism: a fractal approach [PDF]

open access: yesPhys. Rev. E 82, 036103 (2010), 2010
Snow is a porous disordered medium consisting of air and three water phases: ice, vapour and liquid. The ice phase consists of an assemblage of grains, ice matrix, initially arranged over a random load bearing skeleton. The quantitative relationship between density and morphological characteristics of different snow microstructures is still an open ...
arxiv   +1 more source

From research to national expansion: 20 years' experience of community-based management of childhood pneumonia in Nepal

open access: yesBulletin of the World Health Organization
PROBLEM: Pneumonia is a leading cause of mortality of children aged under five in Nepal. Research conducted by John Snow Inc. in the 1980s determined that pneumonia case management by community-based workers decreased under-five mortality by 28 ...
P Dawson   +5 more
doaj   +1 more source

Trade-offs between ecosystem service provision and the predisposition to disturbances: a NFI-based scenario analysis

open access: yesForest Ecosystems, 2020
Background Scenario analyses that evaluate management effects on the long-term provision and sustainability of forest ecosystem services and biodiversity (ESB) also need to account for disturbances.
Christian Temperli   +4 more
doaj   +1 more source

Critical factors in the successful expansion of Pneumococcal Conjugate Vaccine in India during the COVID-19 pandemic

open access: yesVaccine: X, 2023
India had decided to roll out PCV in India in 2015, but successful implementation of any new vaccine introduction mandates an enormous effort. PCV was scaled up during the COVID-19 pandemic, which posed new, unprecedented challenges in the vaccine ...
Seema Singh Koshal   +8 more
doaj  

A rigorous approach to the specific surface area evolution in snow during temperature gradient metamorphism [PDF]

open access: yesThe Cryosphere
Despite being one of the most fundamental microstructural parameters of snow, the specific surface area (SSA) dynamics during temperature gradient metamorphism (TGM) have so far been addressed only within empirical modeling.
A. Braun   +4 more
doaj   +1 more source

Advances in Hybrid Icing and Frosting Protection Strategies for Optics, Lens, and Photonics in Cold Environments Using Thin‐Film Acoustic Waves

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides a comprehensive overview of fundamentals and recent advances of transparent thin‐film surface acoustic wave technologies on glass substrates for monitoring and prevention/elimination of fog, ice, and frost. Fogging, icing, or frosting on optical lenses, optics/photonics, windshields, vehicle/airplane windows, and solar panel ...
Hui Ling Ong   +11 more
wiley   +1 more source

N and P constrain C in ecosystems under climate change: Role of nutrient redistribution, accumulation, and stoichiometry

open access: yesEcological Applications, Volume 32, Issue 8, December 2022., 2022
Abstract We use the Multiple Element Limitation (MEL) model to examine responses of 12 ecosystems to elevated carbon dioxide (CO2), warming, and 20% decreases or increases in precipitation. Ecosystems respond synergistically to elevated CO2, warming, and decreased precipitation combined because higher water‐use efficiency with elevated CO2 and higher ...
Edward B. Rastetter   +14 more
wiley   +1 more source

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