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Migración y desertificación cover image
Documents de politique et mémoires
janvier 2011
Global

Aquellos que formulan políticas y decisiones internacionales reconocen que la relación entre el cambio medioambiental y la migración tiene graves consecuencias para la seguridad humana. El paradigma de la seguridad se ha alejado de los modelos centrados exclusivamente en el Estado para acercase a un patrón que contempla una idea más amplia: la del desarrollo humano como modelo de libertad.

Articles et Livres
décembre 2010

To date, scientific literature provided a vast amount of studies on Ecosystem Services (ES) underpinning their benefits to human well-being. Livestock grazing systems occupy a vast area of the terrestrial surface and are essential to the livelihood especially for vulnerable communities. Grazinglands are able to provide a wide array of ES depending on management practices and intensity.

Articles et Livres
décembre 2010
Chine

Due to the increasingly serious ecological degradation of land systems, the land ecological security issues have attracted more and more attention of policy makers, researchers and citizens.

Articles et Livres
décembre 2010
République-Unie de Tanzanie

This article examines the changes in land-use/cover types in the Irangi Hills, central Tanzania during the last 45 years and how such changes have influenced environmental and agricultural sustainability in the area. The spatial and temporal changes of land-use/cover were analysed through aerial photographs interpretation.

Articles et Livres
décembre 2010

Obtaining information about soil properties under different agricultural uses to plan soil management is very important with a view to sustainability in the different agricultural systems. The aim of this study was to evaluate changes in certain indicators of the physical quality of a dystrophic Red Latosol (Oxisol) under different agricultural uses.

Articles et Livres
décembre 2010
Kenya

Land degradation is a major problem in the semi-arid environments of Sub-Saharan Africa. Fighting land degradation is essential to ensure the sustainable and long-term productivity of the habited semiarid lands. In Kenya, grass reseeding technology has been used to combat land degradation.

Rapports et recherches
Documents de politique et mémoires
décembre 2010

The aim of this paper is to provide a strategic overview of a decade of experience in supporting public administrations in their efforts to confront excessive groundwater resource exploitation for agricultural irrigation.

Dernières nouvelles

25 novembre 2022
Afrique
Cameroun

Durant son enfance, Cécile Bibiane Ndjebet, qui a grandi dans une région reculée du Cameroun, avait une conscience aiguë des difficultés auxquelles les femmes rurales faisaient face. Elle voyait sa mère et d'autres femmes travailler de l'aube au crépuscule, pour s'occuper de la terre, des animaux et élever les enfants. Beaucoup d'entre elles effectuaient un travail éreintant sur des terres qu'elles ne pourraient jamais posséder en raison des pratiques socioculturelles traditionnelles.

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