Showing 21 - 40 results of 68 for search '"Lake Chad"', query time: 0.10s Refine Results
  1. 21

    Understanding Links Between Water Scarcity and Violent Conflicts in the Sahel and Lake Chad Basin Using the Water Footprint Concept by Elias Nkiaka, Robert G. Bryant, Zongho Kom

    Published 2024-02-01
    “…The aim of this study was to use the water footprint concept and the Falkenmark index to identify water scarcity hotspots at the sub‐national scale and to understand the links between water scarcity and violent conflicts in the Sahel and Lake Chad Basin over a period of two decades (2000–2021). …”
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    Islamic Pilantrophy as A Mechanism in Improving Agricultural Products and Sustenance in the Refugees Camps of the Lake Chad Basin Sub-Region by Muhammad Auwal Sulaiman

    Published 2023-01-01
    Subjects: “…philanthropy, agricultural products, sustenance, challenges lake chad…”
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    “Small Fires Causing Large Fires”: The rise of Boko Haram in Northeastern Nigeria and its Transnational Posture in the Lake Chad Basin by Gershon Adela

    Published 2021-11-01
    “…It originated in Nigeria’s northeastern state of Borno in 2002, but its violence extends into neighboring Cameroon, Chad, and Niger in the Lake Chad Basin. This article provides an overview of the factors that led to the emergence of Boko Haram, its resort to violence, and rapid expansion in the Lake Chad Basin. …”
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  6. 26

    Modelling groundwater recharge, actual evaporation, and transpiration in semi-arid sites of the Lake Chad basin: the role of soil and vegetation in groundwater recharge by C. Neukum, A. Morales-Santos, M. Ronelngar, A. Bala, S. Vassolo

    Published 2023-10-01
    “…<p>The Lake Chad basin, located in the centre of northern Africa, is characterized by strong climate seasonality with a pronounced short annual precipitation period and high potential evapotranspiration. …”
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    Palynological evidence for gradual vegetation and climate changes during the African Humid Period termination at 13&deg;N from a Mega-Lake Chad sedimentary sequence by P. G. C. Amaral, A. Vincens, J. Guiot, G. Buchet, P. Deschamps, J.-C. Doumnang, F. Sylvestre

    Published 2013-01-01
    “…Located at the transition between the Saharan and Sahelian zones, at the center of one of the largest endorheic basins, Lake Chad is ideally located to record regional environmental changes that occurred in the past. …”
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    The Fish that Disappeared by Bjørn Arntsen

    Published 2017-11-01
    “…Fifty years ago Lake Chad was one of the largest inland lakes of Africa. …”
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  16. 36

    Spatio-Temporal Variability Analysis of Rainfall in Kumadugu-Yobe River Basin, Nigeria by Ahmed Abubakar Jajere, Ajiya Bulus Sawa, Usman Ado Kibon, Bibi Umar Muhammed, Modibbo Babagana-Kyari

    Published 2022-04-01
    “…Large-scale climatic variability is seriously affecting rainfall and temperature distribution pattern in Sudano-Sahelian parts of Lake Chad Basin. The Kumadugu-gana and Yobe Rivers that drain the south-western part of the Lake Chad Basin now flow for six months only in a year instead of nine, and this has affected the entire ecosystem of the basin. …”
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  17. 37

    Peuples et évolution climatique en Afrique nord-tropicale, de la fin du Néolithique à l’aube de l’époque moderne by Jean Maley, Robert Vernet

    “…At the end of the Neolithic Era, during the third millennium BCE, there were fewer humid periods of weather, and the sub-Saharan Sahelian zone, from the Atlantic to Lake Chad, assumed its current geographical form. Since then, the climate has continued undergoing major variations. …”
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  18. 38

    Geophysical and Remote Sensing Assessment of Chad’s Groundwater Resources by Ahmed Mohamed, Ahmed Abdelrady, Saad S. Alarifi, Abdullah Othman

    Published 2023-01-01
    “…The results are as follows: (1) The investigated region experienced average annual precipitation (AAP) rates of 351.6, 336.22, and 377.8 mm yr<sup>−1</sup>, throughout the overall investigation period (04/2002–12/2021), Period I (04/2002–12/2011), and Period II (01/2012–12/2021), respectively. (2) Using the three gravity solutions, the average Terrestrial Water Storage Variations (ΔTWS) values are estimated to be +0.26 ± 0.04, +0.006 ± 0.10, and +0.64 ± 0.12 cm yr<sup>−1</sup>, for the overall study period, periods I, and II, respectively. (3) Throughout the full period, periods I, and II, the groundwater storage fluctuations (ΔGWS) are calculated to be +0.25 ± 0.04, +0.0001 ± 0.099, and +0.62 ± 0.12 cm yr<sup>−1</sup>, respectively after removing the soil moisture (ΔSMS) and Lake Chad water level trend values. (4) The country receives an average natural recharge rate of +0.32 ± 0.04, +0.068 ± 0.099, and +0.69 ± 0.12 cm yr<sup>−1</sup>, throughout the whole period, Periods I, and II, respectively. (5) The southern mountainous regions of Erdi, Ennedi, Tibesti, and Darfur are receiving higher rainfall rates that may recharge the northern part of Chad through the stream networks; in addition to the Lake Chad and the higher rainfall over southern Chad might help recharge the central and southern parts of the country. (6) A preferred groundwater flow path from the Kufra (Chad and Libya) to the Dakhla basin (Egypt) appears to be the Pelusium mega shear system, which trends north-east. …”
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    Law, Water and Sustainable Development: Framework of Nigerian Law - Country Legislation by Olawale Ajai

    Published 2012-06-01
    “…This paper seeks to identify and present in a schematic and conceptual manner and to highlight the usefulness of folklore for sustainable development and evaluate the usefulness of recruiting traditional institutions into the institutional framework for modern sustainable water resources management in Nigeria It also discusses the emergent law on water resources as well as the issues concerning the domestic and international riparian law, in particular the River Niger and Lake Chad basins and explores how folklore, comparative law and international law may be adopted and adapted to aid the development and application of water law, and by direct implication sustainable development in Nigeria.…”
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    Agriculture, crise climatique et violences :du nouveau sous le soleil du Sahel ?Retour sur un vieux débat à partir de la région du lac Tchad by Géraud Magrin

    Published 2023-07-01
    “…Using the Sahel as an example, and more specifically the situation in the Lake Chad region, this article looks at how the growing recognition of climate change in scientific and political-institutional agendas is changing the way we think about the relationship between environmental crises, agriculture and violence. …”
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