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Study of Clay Materials from Northern Cameroon: Application in the Habitat of Sahelian Areas

Study of Clay Materials from Northern Cameroon: Application in the Habitat of Sahelian Areas PDF Author: Touogam Touolak Benedicte
Publisher: Scientific Research Publishing, Inc. USA
ISBN: 1618968661
Category : Antiques & Collectibles
Languages : en
Pages : 81

Book Description
In its diversity of culture and landscape, stands the dense archipelago of plains, savannas and wooded steppes of the northern part of Cameroon. This part of Cameroon dominated by its flat landscapes, its ferralitic soil, somewhat ferruginous and very exactly clay; is subject to extremely high temperatures, since it is an integral part of the Sahel zone. The question of suitable housing for a Sudano-Sahelian climate is therefore not a new concept in this part of Cameroon. Traditional and ancestral construction techniques using the clay material sometimes associated with crushed straw, or even with cement used as a binder, still exist today. It is therefore not uncommon to find in slightly more remote localities (here assimilated to villages, districts and districts), constructions made entirely of rubble (we are referring here to the city of Mokolo and its surroundings, in the department from Mayo-Tsanaga to Far North Cameroon), and also from terracotta bricks (much more on the side of Yagoua and its surroundings, in the department of Mayo-Danay in Far North Cameroon). Still in Far North Cameroon on the Logone et Chari side, the construction of the shell houses of the Mousgoum people dominate the architectural landscape. Going up in North Cameroon on the side of Garoua in the locality of Pitoa, Djalingo, Boulgou, Tinguelin and Badebroun including all the other surrounding localities, soil morphology, architectural landscape and all other geotechnical parameters of soil characterization remain the same; the use of the material “earth” in particular the cooked and compressed brick predominates the habitats. In most cases, the soils are 90% sandy and clayey in nature; this is what the relevant results obtained from years of research tell us.

Study of Clay Materials from Northern Cameroon: Application in the Habitat of Sahelian Areas

Study of Clay Materials from Northern Cameroon: Application in the Habitat of Sahelian Areas PDF Author: Touogam Touolak Benedicte
Publisher: Scientific Research Publishing, Inc. USA
ISBN: 1618968661
Category : Antiques & Collectibles
Languages : en
Pages : 81

Book Description
In its diversity of culture and landscape, stands the dense archipelago of plains, savannas and wooded steppes of the northern part of Cameroon. This part of Cameroon dominated by its flat landscapes, its ferralitic soil, somewhat ferruginous and very exactly clay; is subject to extremely high temperatures, since it is an integral part of the Sahel zone. The question of suitable housing for a Sudano-Sahelian climate is therefore not a new concept in this part of Cameroon. Traditional and ancestral construction techniques using the clay material sometimes associated with crushed straw, or even with cement used as a binder, still exist today. It is therefore not uncommon to find in slightly more remote localities (here assimilated to villages, districts and districts), constructions made entirely of rubble (we are referring here to the city of Mokolo and its surroundings, in the department from Mayo-Tsanaga to Far North Cameroon), and also from terracotta bricks (much more on the side of Yagoua and its surroundings, in the department of Mayo-Danay in Far North Cameroon). Still in Far North Cameroon on the Logone et Chari side, the construction of the shell houses of the Mousgoum people dominate the architectural landscape. Going up in North Cameroon on the side of Garoua in the locality of Pitoa, Djalingo, Boulgou, Tinguelin and Badebroun including all the other surrounding localities, soil morphology, architectural landscape and all other geotechnical parameters of soil characterization remain the same; the use of the material “earth” in particular the cooked and compressed brick predominates the habitats. In most cases, the soils are 90% sandy and clayey in nature; this is what the relevant results obtained from years of research tell us.

Agrindex

Agrindex PDF Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 800

Book Description


Uan Tabu in the Settlement History of the Libyan Sahara

Uan Tabu in the Settlement History of the Libyan Sahara PDF Author: Elena A. A. Garcea
Publisher: All’Insegna del Giglio
ISBN: 8878141844
Category : Social Science
Languages : en
Pages : 281

Book Description
Uan Tabu is a rockshelter on the left bank of the central valley of the Wadi Teshuinat, which is a main ancient water course in the Tadrart Acacus mountain range. It is located in the Fezzan region, south-western Libya (Great Jamahirya). The site was discovered by Fabrizio Mori in 1960 and was re-excavated and studied by a multi-disciplinary team at the beginning of the 1990s. It has also remarkable rock art that includes paintings from the Round Head and Pastoral phases. Between 1960 and 1963, a trench was dug into the archaeological deposit at the foot of the rock wall. The results of the 1960s’ excavation have never been published before, apart from some brief notes. They are thoroughly described and discussed in the present volume. Between 1990 and 1993, the excavation was resumed and extended. The 1990s’ excavation has been preliminarily published. Further information and details are now presented and commented. A stratigraphic and cultural correlation between the two excavations is also attempted in this volume. Four main archaeological and paedological units were identified and dated. They spanned from the Late Pleistocene to the Late Holocene. The earliest one, dating to the Pleistocene, included an Aterian techno-complex and was dated to around 61,000 years BP. Later, during the Early Holocene, a ‘pre-pastoral’ occupation occurred since the 10th millennium bp. This period was differentiated in two phases characterised by different socio-cultural systems: 1. during the Early Acacus (around 9800-8800 years bp), the site was used on a seasonal basis, probably during the dry season, for practising hunting activities; 2. during the Late Acacus (around 8800-8600 years bp), a more sedentary lifestyle was hypothesised for the inhabitants of the site. These two cultural facies comprised the upper three units. The fourth phase of occupation of the shelter was only attested to the surface of the site, but it could be still considered as an indication of the use of the site during the Late Holocene, as late as the 4th millennium bp. A dung fill in the wall of the rockshelter dated to the end of this, Late Pastoral, phase and is the only evidence for domesticated animals.

Index - River Niger Commission

Index - River Niger Commission PDF Author: River Niger Commission. Documentation and Analysis Centre
Publisher:
ISBN:
Category : Hydrology
Languages : en
Pages : 266

Book Description


Africa, the Cradle of Human Diversity

Africa, the Cradle of Human Diversity PDF Author:
Publisher: BRILL
ISBN: 9004500227
Category : History
Languages : en
Pages : 341

Book Description
This book explores important chapters of past and recent African history from a multidisciplinary perspective. It covers an extensive time range from the evolution of early humans to the complex cultural and genetic diversity of modern-day populations in Africa. Through a comprehensive list of chapters, the book focuses on different time-periods, geographic regions and cultural and biological aspects of human diversity across the continent. Each chapter summarises current knowledge with perspectives from a varied set of international researchers from diverse areas of expertise. The book provides a valuable resource for scholars interested in evolutionary history and human diversity in Africa. Contributors are Shaun Aron, Ananyo Choudhury, Bernard Clist, Cesar Fortes-Lima, Rosa Fregel, Jackson S. Kimambo, Faye Lander , Marlize Lombard, Fidelis T. Masao, Ezekia Mtetwa, Gilbert Pwiti, Michèle Ramsay, Thembi Russell, Carina Schlebusch, Dhriti Sengupta, Plan Shenjere-Nyabezi, Mário Vicente.

The Dry Forests and Woodlands of Africa

The Dry Forests and Woodlands of Africa PDF Author: Emmanuel N. Chidumayo
Publisher: Routledge
ISBN: 1136531378
Category : Technology & Engineering
Languages : en
Pages : 294

Book Description
The dry forests and woodlands of Sub-Saharan Africa are major ecosystems, with a broad range of strong economic and cultural incentives for keeping them intact. However, few people are aware of their importance, compared to tropical rainforests, despite them being home to more than half of the continent's population. This unique book brings together scientific knowledge on this topic from East, West, and Southern Africa and describes the relationships between forests, woodlands, people and their livelihoods. Dry forest is defined as vegetation dominated by woody plants, primarily trees, the canopy of which covers more than 10 per cent of the ground surface, occurring in climates with a dry season of three months or more. This broad definition - wider than those used by many authors - incorporates vegetation types commonly termed woodland, shrubland, thicket, savanna, wooded grassland, as well as dry forest in its strict sense. The book provides a comparative analysis of management experiences from the different geographic regions, emphasizing the need to balance the utilization of dry forests and woodland products between current and future human needs. Further, the book explores the techniques and strategies that can be deployed to improve the management of African dry forests and woodlands for the benefit of all, but more importantly, the communities that live off these vegetation formations. Thus, the book lays a foundation for improving the management of dry forests and woodlands for the wide range of products and services they provide.

Index - Commission du fleuve Niger, Centre de documentation

Index - Commission du fleuve Niger, Centre de documentation PDF Author: River Niger Commission. Documentation and Analysis Centre
Publisher:
ISBN:
Category : Hydrology
Languages : en
Pages : 276

Book Description


Rocks for Crops

Rocks for Crops PDF Author: H. Peter Van Straaten
Publisher: Guelph, Ont. : Department of Land Resource Science, University of Guelph
ISBN: 9780889555129
Category : Minerals
Languages : en
Pages : 338

Book Description


Farming Systems of the African Savanna

Farming Systems of the African Savanna PDF Author: A. Ker
Publisher: IDRC
ISBN: 0889367930
Category : Agricultural systems
Languages : en
Pages : 177

Book Description
Farming Systems of the African Savanna: A continent in crisis

Cover Crops in West Africa

Cover Crops in West Africa PDF Author: International Development Research Centre (Canada)
Publisher: IDRC
ISBN: 088936852X
Category : Cover crops
Languages : en
Pages : 319

Book Description
Cover Crops in West Africa Contributing to Sustainable Agriculture