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The Nubians, the largest ethnic community in Egypt, saw their ancestral homelands disappear beneath the waters of the Nile from the dawn of the 20th century through to 1964. The massive displacement of this population has been the subject of numerous literary works by Nubian writers who seek to save their heritage from oblivion and to preserve their Nubian collective memory. Despite the renewal of socio-political interest in Nubia in post-2011 Egypt, the authors of Voices from Nubia, all non-Nubian Egyptians, claim that art in general and literature in particular remain the domain in which the problematics of what has been called the Nubian Question can be primarily vocalized. Only through a...
Enables readers to strengthen existing agricultural strategies to sustainably solve contemporary problems like food supply chain gaps and food scarcity Agroecological Approaches for Sustainable Soil Management explains strategies to check the deterioration of soil quality, irrigation water quality, reuse of wastewaters in agriculture after treatment, organic fertigation, and corporate fertigation, to transform current agriculture into sustainable agriculture, and demonstrates cost effective technologies for sustainable development of site-specific ecosystems. Techniques to eradicate malnutrition, such as enhanced biofortification, are also covered. Sample topics covered in Agroecological App...
The world of halophiles is quite diverse and their representatives in three domains of life i.e. archaea, bacteria and eukarya. They are found all over the small subunit rRNA based tree of life and these micro-organisms are adapted to salt concentration up to saturation hence able to grow at >300g/l Nacl concentration. Their metabolic diversity is high as well encompassing oxygenic and anoxygenic phototrophs, aerobic heterotrophs, denitrifiers, sulphate reducers, fermenters and methanogens. The proteins of halophiles are magnificently engineered to function in a milieu containing 2-5M salt that encodes genes represent a valuable repository and resource for reconstruction and visualizing proc...
Corrosion affects every industry in which metal is involved, from manufacturing machinery to transport pipelines, and it is estimated to cost the global economy trillions of dollars per year. Many of the traditional methods for inhibiting corrosion are highly toxic (such as hexavalent chromium) or do not degrade readily in the environment (such as Benzotriazole) meaning they pose a risk to human and environmental health. Much recent work in the area has gone into searching for greener alternatives that will be both safe and effective. Beginning with a look at the fundamentals of corrosion inhibition and an explanation of the concepts of green chemistry, this book discusses various types of chemical that have been tested for their potential as greener corrosion inhibitors with reference to industrial applications. Green Corrosion Inhibition is a valuable reference for chemists and chemical engineers working in both research and design and academia who want to learn more about green corrosion inhibitors, their synthesis, design, and industrial scale applications.
The Old Nubian Texts from Attiri is the first publication in the Dotawo: Monographs series. It presents heretofore unpublished material: an edition of a series of manuscripts discovered during the Aswan High Dam campaign at the site of Attiri, a rocky island in the Batn el-Hajjar region in Sudan, and does so in an innovative way, through an intensive collaboration of the editors under the name of the Attiri Collaborative. By bringing together their diverse backgrounds in linguistics, archeology, Bible studies, history, anthropology, and philology, the editors hope to have provided an example of a new model of collective manuscript editing and the results such collaboration can attain. The collection consists of 15 manuscript fragments that were all written in Old Nubian. Among these manuscripts special mention should be made of two parchment leaves from a codex dedicated to works on the Archangel Michael, a lectionary containing fragments from the Gospel of Matthew and the Second Letter to the Corinthians, as well as a rare letter written on a leather sheet.
The production of food and energy interfere with the natural nitrogen cycle of the earth. Many of these changes are beneficial, while others are detrimental to societies and the environment. The changing nature of nitrogen in the global environment crosses scientific disciplines, geographical boundaries and political divisions and challenges the creative minds of natural and social scientists, economists, engineers, business leaders and planners. The papers in this book give readers a panoramic view of the changing nature of reactive nitrogen in the global environment, enabling them to make better choices about nitrogen management in food production and consumption, energy production and use, and environmental protection.
Varied vocabulary tests with answers; new to the popular English Vocabulary in Use series. Varied vocabulary tests with answers; new to the popular English Vocabulary in Use series.
This Africa Water Atlas is a visual account of Africa's endowment and use of water resources, revealed through 224 maps and 104 satellite images as well as some 500 graphics, hundreds of compelling photos plus a brief profile of the water situation in every country. These visual elements vividly illustrate a succinct narrative describing and analysing Africa's water issues and exemplifying them through the judiciious use of case studies. The Atlas tells the paradoxical story of a continent with adequate renewable water resources, but unequal access because the water is either abundant or scarce depending on the season or the place. it explores the opportunities to develop Africa's untapped water resources and human capacities to deliver safe drinking water and sanitation services to achieve the water-related Millennium Development Goals, As well as hydropower and irrigation services that help support livelihoods and boost economic development.