Results 101 to 110 of about 48,048 (260)

A new species of Girdled Lizard (Squamata: Cordylidae) from the Serra da Neve Inselberg, Namibe Province, southwestern Angola.

open access: yesZootaxa, 2019
A new species of rupicolous girdled lizard is described from Serra da Neve Inselberg, Namibe Province, southwestern Angola. We sequenced two mitochondrial gene regions (16S and ND2) for the new species and compared these data with those previously ...
M. P. Marques   +5 more
semanticscholar   +1 more source

BioTrade, Frontier Technology Readiness, and the Load Capacity Curve: Sustainable Development Dynamics in Sub‐Saharan Africa

open access: yesSustainable Development, EarlyView.
ABSTRACT This study investigates the nonlinear dynamics among income, ecological sustainability, and sustainable development in Sub‐Saharan Africa (SSA) within the Load Capacity Curve (LCC) framework, incorporating BioTrade and frontier technology readiness as novel structural determinants.
Ugur Korkut Pata   +3 more
wiley   +1 more source

Large Igneous Provinces (LIPs) and Anoxia Events in “The Boring Billion”

open access: yesGeophysical Monograph Series, Page 449-486., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Shuan‐Hong Zhang   +4 more
wiley  

+3 more sources

Cancer in Angola, resources and strategy for its control

open access: yesThe Pan African Medical Journal, 2012
INTRODUCTION: Cancer is an increasingly important health problem in Africa. The number of cancer cases in this region could double, ranging between 700 000 and 1 600 000 new cases in 2030.
Lygia Vieira Lopes   +5 more
doaj   +1 more source

Ebstein's anomaly in children: A single-center study in Angola

open access: yesRevista Portuguesa de Cardiologia, 2015
Introduction and Objective: Ebstein's anomaly is a rare complex congenital heart defect of the tricuspid valve. We aimed to describe the frequency, clinical profile, and early and short-term post-operative results in patients under the age of 18 years ...
Valdano Manuel   +6 more
doaj   +1 more source

A taxonomic revision of Acanthaceae tribe Barlerieae in Angola and Namibia. Part 1

open access: yesKew bulletin, 2019
SummaryIn the first part of a taxonomic revision of the tribe Barlerieae (Acanthaceae) in Angola and Namibia, two of the four major clades of the genus Barleria L. are studied in detail, namely subg. Barleria and subg. Prionitis sect. Prionitis.
I. Darbyshire, E. Tripp, F. Chase
semanticscholar   +1 more source

Dynamic Interactions Among Climate, Land, Energy, and Water Systems: Insights From a Panel Vector Autoregression Approach

open access: yesSustainable Development, EarlyView.
ABSTRACT This study examines the dynamic interactions among climate conditions, land use, energy consumption, water resources, population dynamics, and economic growth within the Climate–Land–Energy–Water (CLEW) nexus across 137 countries from 2000 to 2023.
Kingsley Imandojemu   +4 more
wiley   +1 more source

Ventricular septal defect in children and adolescents in Angola: Experience of a tertiary center

open access: yesRevista Portuguesa de Cardiologia, 2014
Introduction and Objective: This is the first study in Angola with the aim of characterizing ventricular septal defect (VSD) among children and adolescents.
Valdano Manuel   +4 more
doaj   +1 more source

Prevalence of unmet need for contraception and its association with unwanted pregnancy among married women in Angola

open access: yesPLoS ONE, 2018
Background Unmet need for contraception and unwanted pregnancy are recognised as significant barriers to promoting women’s reproductive health and well-being. Currently there is no research evidence on these two crucial indicators of reproductive care in
S. Yaya, B. Ghose
semanticscholar   +1 more source

Can Uncertainty be Green? Renewable Energy, Trade Openness, Institutional Quality and Environmental Sustainability Across Different Uncertainty Regimes

open access: yesSustainable Development, EarlyView.
ABSTRACT This paper examines how uncertainty shapes the environmental effects of energy use, trade openness, economic growth, and institutional quality, with particular emphasis on the role of renewable energy in advancing environmental sustainability and the low‐carbon transition.
Chaoyi Chen, Mehmet Pinar
wiley   +1 more source

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