Results 41 to 50 of about 39,184 (242)

Subseasonal forecasts of the MJO and convectively coupled equatorial waves in ACCESS‐S2 and GraphCast: A multi‐year analysis

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
ACCESS‐S2 performs better in predicting longer time‐scale and slower moving waves (MJO and equatorial Rossby waves), while GraphCast performs better in predicting shorter and faster moving waves (Kelvin and mixed Rossby–gravity waves). However, both models systematically underestimate precipitation amplitude across all wave types, especially over the ...
Beata Latos   +7 more
wiley   +1 more source

Object‐based deep learning for probabilistic convective‐core nowcasting from satellite data

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Convective cores detected from Meteosat infrared imagery are represented as compact physical objects to generate probabilistic nowcasts up to 6 h ahead. A spatio‐temporal transformer models interactions among evolving core populations and produces gridded probability forecasts across the western Sahel.
Mendrika Rakotomanga   +5 more
wiley   +1 more source

Early food production in the Sahel of Burkina Faso [PDF]

open access: yes, 2006
This paper is concerned with the transition from hunting and gathering to food production in West Africa, based on evidence from the Sahel Zone of Burkina Faso compiled by field research during the last years.
Neumann, Katharina   +2 more
core  

Evaluation of Norwegian aid engagement in the Sahel [PDF]

open access: yes, 2023
This is the report commissioned by Norad's Department for Evaluation evaluating Norway's development aid support to the Sahel in the 2016-2022 period.
Tjønneland, Elling   +5 more
core  

Provisional repertory of external sources / Joint Sahel Institute - External Information Sources Meeting on Information Exchanges in the Framework of the RESADOC Programme

open access: yes, 1979
Meeting: Joint Sahel Institute - External Information Sources Meeting on Information Exchanges, 9-11 July 1979, Bamako, MLMeeting: Réunion de concertation Institut du Sahel / Sources d'information extérieures sur les échanges d'informations, 9 ...
Institut du Sahel, Sahel Institute
core   +1 more source

Comprendiendo y reduciendo los riesgos climáticos: el impacto de Políticas Innovadoras para una respuesta sostenible a las sequías en Cabo Verde

open access: yesEstudios Geográficos, 2020
El Sahel ha experimentado graves condiciones de sequía desde la década de 1970, mientras que en África Occidental las sequías extremas se han producido con mayor frecuencia en los últimos años.
Carlos Germano Ferreira Costa
doaj   +1 more source

Mapping School Accessibility in Africa: High‐Resolution Spatial Analysis Uncovers Inequalities in Education Access

open access: yesSustainable Development, EarlyView.
ABSTRACT Education is a cornerstone of sustainable development, yet large disparities in access persist across and within countries—particularly in Africa, where millions remain underserved. Among several factors influencing educational participation, physical accessibility to schools (in terms of travel time) is not comprehensively understood ...
Diana Jaramillo‐Araujo, Jim W. Hall
wiley   +1 more source

Tradeoffs between the use of improved varieties and agrobiodiversity conservation in the Sahel

open access: yesnpj Sustainable Agriculture
The issue of sustainable agrifood systems, especially the existence of possible tradeoffs between agricultural intensification (through the use of improved varieties) and agrobiodiversity conservation is of high policy relevance in Sub-Saharan Africa. We
Abel-Gautier Kouakou, Tahirou Abdoulaye
doaj   +1 more source

On Current Armed Insurgencies in the Sahel and the Role of Climate Change: Merging Political Ecology and Environmental Security

open access: yesCzech Journal of International Relations, 2023
The Sahel region currently faces various social, political, security, and environmental issues. However, the scientific and media discourse tends to oversimplify the underlying causes of these issues. While some authors attribute them to the heavy impact
MARTIN SCHMIEDL
doaj   +1 more source

Camels as a Climate‐Resilient Linchpin for Sustainable Development in Global Drylands

open access: yesSustainable Development, EarlyView.
ABSTRACT Camels represent a significant, yet underutilized, asset for advancing integrated sustainable development in the world's expanding drylands. Previous reviews have examined camels' physiology, milk composition, or pastoral systems in isolation; this review examines their potential as a climate‐resilient linchpin for food systems by synthesizing
Ayana Angassa   +2 more
wiley   +1 more source

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