Results 11 to 20 of about 879,535 (309)

Evaluating Several Vegetation Indices Derived from Sentinel-2 Imagery for Quantifying Localized Overgrazing in a Semi-Arid Region of South Africa

open access: yesRemote Sensing, 2022
Rangeland monitoring aims to determine whether grazing management strategies meet the goals of sustainable resource utilization. The development of sustainable grazing management strategies requires an understanding of the manner in which grazing animals
Christiaan J. Harmse   +2 more
doaj   +1 more source

Cyclic Trends of Wildfires over Sub-Saharan Africa

open access: yesFire, 2023
In this paper, the patterns of the occurrences of fire incidents over sub-Saharan Africa are studied on the basis of satellite data. Patterns for the whole sub-Saharan Africa are contrasted with those for northern sub-Saharan Africa and southern ...
Reason L. Machete, Kebonyethata Dintwe
doaj   +1 more source

«SOFT POWER» IN GERMAN FOREIGN POLICY DURING THE «ARAB SPRING»

open access: yesСтатистика и экономика, 2016
The German political experience in formation and application of the concept of «soft power» in its foreign policy during the revolutionary events in North African countries in 2011-2013 («Arab spring») has been summarized on the basis of German and ...
Elena V. Yost
doaj   +1 more source

Trends in sexual violence patterns and case management: a sex disaggregated analysis in Goma, Democratic Republic of Congo

open access: yesConflict and Health, 2021
Background Both conflict and non-conflict sexual violence have been well described in the Democratic Republic of Congo (DRC). However, there is little empiric data comparing sexual violence patterns for males and females in the DRC, and little is known ...
Justin Paluku Lussy   +5 more
doaj   +1 more source

Models for Migrant Leadership: The Cape Town Women's Platform

open access: yesAfrican Human Mobility Review, 2021
Since 2011, South Africa has increasingly moved toward an immigration system of enforcement and exclusion, seeking to discourage immigration through punitive policies that make daily life for migrants difficult to bear.
Leah Mundell, Emma Carone
doaj   +1 more source

First record of three species of "Pythium" from Moroccan waters [PDF]

open access: yes, 2007
First record of three species of Pythium from Moroccan waters. Species of Pythium, including P.torulosum, P.catenulatum and P. "Group F", isolated from dam near Rabat city (capital of Morocco) in northern Africa, are described.
Ben Abdellah, Samira   +5 more
core   +3 more sources

The health impact of Saharan dust exposure

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2019
Air pollution is a high priority global health concern. The health damaging effects of ambient particulate matter (PM), a component of air pollution, are extensively documented, with 1.4% of deaths worldwide resulting from exposure to PM.
Michail Kotsyfakis   +2 more
doaj   +1 more source

Parasitic Cape honeybee workers, Apis mellifera capensis, evade policing [PDF]

open access: yes, 2002
Relocation of the Cape honeybee, Apis mellifera capensis, by bee-keepers from southern to northern South Africa in 1990 has caused widespread death of managed African honeybee, A. m. scutellata, colonies.
A Barron   +19 more
core   +1 more source

An updated report on the distribution and conservation status of the endangered Cat’s Head Rockrose Helianthemum caput-felis (Magnoliopsida: Violales: Cistaceae) in Algeria

open access: yesJournal of Threatened Taxa, 2017
Helianthemum caput-felis is an Endangered plant species growing in the western Mediterranean basin.  Its distribution is well known to the European and Moroccan regional populations, but no data from its distribution in Algeria have been reported since ...
Jonás C. Agulló   +4 more
doaj   +1 more source

Potential risk of regional disease spread in west Africa through cross-border cattle trade [PDF]

open access: yes, 2013
Transboundary animal movements facilitate the spread of pathogens across large distances. Cross-border cattle trade is of economic and cultural importance in West Africa.
Bonfoh, Bassirou   +5 more
core   +3 more sources

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