Xem 1-6 trên 6 kết quả Unique geologic
  • This handbook is intended to be a resource for people affected by landslides to acquire further knowledge, especially about the conditions that are unique to their neighborhoods and communities. Considerable literature and research are available concerning landslides, but unfortunately little of it is synthesized and integrated to address the geographically unique geologic and climatic conditions around the globe.

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  • If multiple options exist, engineers weigh different design choices on their merits and choose the solution that best matches the requirements. The crucial and unique task of the engineer is to identify, understand, and interpret the constraints on a design in order to produce a successful result. It is usually not enough to build a technically successful product; it must also meet further requirements.

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  • Humankind’s fascination with Mars predates recorded history. The bright planet with the reddish tint is unique among the other celestial objects. Tycho Brahe’s observations of its unpredictable motion were deciphered by Johannes Kepler in the early 17th century as he developed his laws of planetary motion. Galileo trained his telescope on Mars and saw it as a disk in 1610. Later in the 1600s, Christiaan Huygens and Gian Cassini drew the first maps of the Martian surface.

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  • A classic example of a water system severely affected by hu- man development is the Aral Sea, fed by the Amu Darya and Syr Darya. The Aral Sea was once the fourth largest inland body of water in the world, after Lake Superior, supporting 24 unique species of fish and a large fishing population. The Soviet Union built a series of dams and irrigation systems to divert river flows in order to grow cotton on around 3 million hectares of new farmland, but these massive freshwater withdrawals (first order impacts) led to the shrinking of the Sea and a corresponding increase in...

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  • Comprehensive and authoritative baseline geospatial data content is crucial to the nation and to the U.S. Geological Survey (USGS). To maintain its prominence, realize its potential, and fulfill its mission to develop and distribute these national data assets in a fast-moving information technology environment, USGS needs a coordinated geographic information science (GIScience) research presence that provides the scientific underpinning for these operations and exerts leadership in research that is critical to serving USGS’s unique role.

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  • An Introduction to the Study of Mineralogy is a collection of papers that can be easily understood by a wide variety of readers, whether they wish to use it in their work, or simply to extend their knowledge. It is unique in that it presents a broad view of the mineralogy field. The book is intended for chemists, physicists, engineers, and the students of geology, geophysics, and soil science, but it will also be invaluable to the more advanced students of mineralogy who are looking for a concise revision guide....

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