Results 91 to 100 of about 3,834,934 (333)

Dynamic changes in the structure and concentration of the international grain and oilseed trading industry

open access: yesApplied Economic Perspectives and Policy, EarlyView.
Abstract This paper aims to describe the evolution of firm and industry strategies and to analyze detailed transaction data on the structure of the international grain trading industry. Specifically, data are developed from vessel nominations, and these were used to derive measures of concentration and determine how these change across selected ...
William W. Wilson   +2 more
wiley   +1 more source

Navigating the road home: Challenges hindering the reintegration of street children with their families in Harare, Zimbabwe

open access: yesInterdisciplinary Journal of Rural and Community Studies
The reintegration of street children with their families in Harare, Zimbabwe, is a significant social issue that is characterised by numerous challenges.
Mugove Kudenga   +2 more
doaj   +1 more source

Catalytic Approaches for CO2 Conversion to Value‐Added Products: An Overview of Life Cycle Assessment Studies

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The catalytic conversion of CO2 into value‐added products provides an emerging strategy for reducing carbon emissions and improving environmental performance. This review compares different Life Cycle Assessment studies to evaluate the environmental impacts of CO2 conversion, focusing on the main challenges, technical limitations, and potential ...
Anastasia Pappa   +3 more
wiley   +1 more source

Public Statement on COVID-19

open access: yesSouth African Journal of Science, 2020
Academy of Science of South Africa (ASSAf)
doaj   +1 more source

Schools and Occupational Health and Safety: Perspectives for Developing Countries

open access: yesAfrican Journal of Inter-Multidisciplinary Studies
Occupational health and safety (OHS) services are important for the sustainable development of countries. Education in OHS is needed, specifically in developing countries and schools.
Cheryl Rielander   +2 more
doaj   +1 more source

THE ABORIGINES OF SOUTH AFRICA [PDF]

open access: yesAfrican Affairs, 1906
n ...
openaire   +2 more sources

A Detailed Comprehensive Role of Digital Technologies in Green Finance Initiative for Net‐Zero Energy Transition

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This study aims to provide actionable recommendations for leveraging digital innovation for the achievement of scalable, equitable, and transparent Net Zero Energy Transition by offering actionable recommendations. As a result of this comprehensive analysis, the review highlights the critical interplay between digital technologies and GF as vital ...
Furkan Ahmad   +3 more
wiley   +1 more source

Structural, optical and photocatalytic applications of biosynthesized NiO nanocrystals

open access: yesGreen Chemistry Letters and Reviews, 2018
NiO is one of the most important candidates for semiconductors metal oxide nanocrystals by the arrangement of photocatalytic application. However, the photocatalytic performance of biosynthesized nanocrystals using Aspalathus linearis (Burm.f.) R ...
A. Diallo   +6 more
doaj   +1 more source

Neurosurgery in South Africa

open access: yesSouth African Medical Journal, 2014
Deeply rooted in clinical neurology, neurosurgery emerged as a special branch of surgery early in the 20th century and evolved swiftly with developments in anaesthesia, critical care, imaging and a host of surgical innovations. Today, the treatment of patients with diseases of the nervous system is one of the most rapidly advancing areas of medical ...
openaire   +5 more sources

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