Results 61 to 70 of about 131,800 (236)

Charting the Path to Increased Oil Palm Output in Ghana Beyond Area Expansion: Technology or Managerial Capacity — Which Leads the Way?

open access: yesAgribusiness, EarlyView.
ABSTRACT This study sets out to investigate the prospects for raising oil palm output in sub‐Saharan Africa, particularly Ghana, without further expansion of cropland. Given global concerns about oil palm's role in deforestation and land use change, the focus is on enhancing productivity on existing farmlands.
Jacob Asravor   +3 more
wiley   +1 more source

Review of river fisheries valuation in West and Central Africa [PDF]

open access: yes, 2008
This paper provides a review of the valuation of river fisheries in West and Central Africa. It is the general perception that, compared to the biological and ecological aspects of river fisheries, this particular subject area has received relatively ...
Béné, C., Neiland, A.
core  

A High-Throughput Solver for Marginalized Graph Kernels on GPU [PDF]

open access: yes, 2020
We present the design and optimization of a linear solver on General Purpose GPUs for the efficient and high-throughput evaluation of the marginalized graph kernel between pairs of labeled graphs. The solver implements a preconditioned conjugate gradient
Buluc, A   +3 more
core   +3 more sources

Neuroanatomical diversity in Teleocichla with new volumetric and histological insights into the encephalon of Teleocichla monogramma Kullander 1988

open access: yesThe Anatomical Record, EarlyView.
Abstract Teleocichla comprises small cichlids that inhabit the rapid streams of Amazonian rivers; however, there has been limited research on their encephalon morphology. This study examined the neuroanatomy of four species, focusing on volumetric measurements of their encephalon subregions, and providing a histological description of the encephalon of
Renan Leão‐Reis   +4 more
wiley   +1 more source

UNICEF IWASH Project, Northern Region, Ghana : an adapted training manual for groundwater development [PDF]

open access: yes, 2011
This report is an adapted training manual, with specific best practice recommendations for groundwater development practitioners working in the Northern Region, Ghana.
Beamish, D.   +3 more
core  

From Two‐Electron to Four‐Electron System: Electrolyte Regulation for Advanced Aqueous Zn–I2 Batteries

open access: yesCarbon Energy, EarlyView.
This review systematically summarizes recent progress in electrolyte‐regulated aqueous Zn–I2 batteries (AZIBs). It outlines the fundamentals of AZIBs along with their main challenges, and then analyzes electrolyte‐engineering strategies that improve both two‐ and four‐electron reactions.
Yucong Wang   +10 more
wiley   +1 more source

Surface Motion and Topographic Effects on Ice Thickness Inversion for High Mountain Asia Glaciers: A Comparison Study from Three Numerical Models

open access: yesRemote Sensing, 2023
Several studies have evaluated the accuracy of ice thickness model inversions, but the effects of surface velocity and topographic factors have not been fully studied.
Xiaoguang Pang   +5 more
doaj   +1 more source

Performance Evaluation of cuDNN Convolution Algorithms on NVIDIA Volta GPUs [PDF]

open access: yes, 2019
Convolutional neural networks (CNNs) have recently attracted considerable attention due to their outstanding accuracy in applications, such as image recognition and natural language processing.
Jordà, Marc   +2 more
core   +2 more sources

A Review on Applications and Challenges of Fullerenes in Proton Exchange Membranes

open access: yesCarbon Energy, EarlyView.
This review is devoted to the analysis of the use of fullerenes and their functionalized derivatives to improve the efficiency of proton exchange membranes. The synthetic methods, structure, properties, and proton transfer mechanisms of fullerene‐containing membranes are discussed in detail. Promising areas of scientific research are discussed, and key
Ruslan Usmanov, Alexander Pozdnyakov
wiley   +1 more source

Cost-effectiveness analysis of the national implementation of integrated community case management and community-based health planning and services in Ghana for the treatment of malaria, diarrhoea and pneumonia

open access: yesMalaria Journal, 2017
Background Ghana has developed two main community-based strategies that aim to increase access to quality treatment for malaria, diarrhoea and suspected pneumonia: the integrated community case management (iCCM) and the community-based health planning ...
Blanca Escribano Ferrer   +11 more
doaj   +1 more source

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