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This stunning depiction of geology in Namibia combines searingly beautiful photography with clear explanations of how the varied landscapes formed. Arranged chronologically (starting 13.8 billion years ago), the chapters each deal with a particular event or process that has resulted in the formation under discussion. These include the early beginnings of the Earth, meteorites, canyons and limestone caves, vast desert landscapes, moonscapes and bizarrely-shaped rocks, and Namibia’s astonishing underwater lakes and reservoirs. Picture-driven, with accessible text, this book features all the highlights of Namibian landscapes and landforms. A treat for travellers real and virtual – those on the road as well as those in armchairs.
Brings together material essential for the understanding and application of techniques used in relation to water wells. Emphasizes field-based trials & effective implementation, presents basic concepts of hydrogeology and explains the fundamentals of subsurface hydraulics. Also covers the main exploration methods used in hydrogeology, the criteria for developing groundwater resources & the main principles of water chemistry, while giving a detailed description of the various drilling techniques & each stage in the design and construction of wdater wells. Describes database management tools for monitoring and storing information.
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L’Islande est un volcan. Au sens propre comme au sens figuré. Et ce volcan ne sommeille plus. Il s’est réveillé, nous attire, irrigue notre imagination de ses geysers. Vous en doutez ? Regardez l’explosion du nombre de touristes qui en reviennent émerveillés. Familiarisez-vous avec l’ampleur des changements survenus dans ce pays assommé par la crise financière de 2008. Déstabilisée, l’Islande a tenu parce qu’elle est incassable. Ce rocher minéral, posé au milieu de l’Atlantique, est une proue sur laquelle est arrimée une société de résistants, imperturbables face aux vents mauvais qu’engendra la folie spéculative. Ce petit livre n’est pas un guide. Il est dâ...