April 2016

Spatial dynamic of mobile dunes, soil crusting and Yobe’s bank retreat in the Niger’s Lake Chad basin part: Cases of Issari and Bagara

The process of desertification is accelerated in the northern part of Lake Chad basin since the early 1970. Those processes linked to the recurrent drought and a heavy human pressure induced a great environmental damages. So this study based on diachronic cartography (1957, 1975 and 2007) aimed to describe and quantify the degradation dynamics in the contrasting Niger’s Lake Chad basin part. Thus significant...

Author(s): Moussa Issaka Abdoulkader, Somé Yélézouomin Stéphane Corentin, Abdourhamane Touré Amadou, Hassane Bouba, Malam Abdou Moussa, Mamadou Ibrahim, Abba Bachir, Garba Zibo and Yacouba Hamma

April 2016

Development of built environment and its implication on flood risk in Gombe Metropolis, Nigeria

The increasing frequency of flood events in urban areas and its devastating impact on lives, properties, resources and the environment as a whole has posed a serious concern to environmental scientist the world over. There are many different perspectives regarding factors responsible for flood risk in urban areas, which range from hydrological extremes to man-induced factors. This paper examines the impact of built...

Author(s): Saidu Idris and Lal Merving Dharmasiri

April 2016

Environmental conditions in displaced communities of Khartoum State, Sudan

Inadequate environmental sanitation has been recognized as a public health hazard worldwide. Nearly one quarter of all deaths and of the total disease burden and slightly more than one-third for children can be attributed to the changes and degradation of the environment. This study examined the environmental conditions of the displaced communities in Khartoum State, Sudan. A community-based descriptive, cross-sectional...

Author(s): Ibrahim Awad Eljack

April 2016

Temporal relationship between climate variability, Prosopis juliflora invasion and livestock numbers in the drylands of Magadi, Kenya

A study was conducted to determine the association of climate variability, Prosopis juliflora spread, and other vegetation trends with livestock population dynamics in Kajiado County, Kenya. Monthly rainfall, mean monthly temperatures, cattle, sheep and goats populations from January 2000 to December 2014, were analyzed to determine time series trends. Normalized Difference Vegetation Index (NDVI) data derived from...

Author(s): Kyuma R. K., Wahome R. G., Kinama J. M. and V. O. Wasonga