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Download Challenges and Opportunities in the Hydrologic Sciences by National Research Council, Division on Earth and Life PDF

By National Research Council, Division on Earth and Life Studies, Water Science and Technology Board, Committee on Challenges and Opportunities in the Hydrologic Sciences

New examine possibilities to enhance hydrologic sciences promise a greater knowing of the position of water within the Earth approach which can aid increase human welfare and the future health of our environment. attaining this knowing would require either exploratory learn to higher know the way the normal setting capabilities, and problem-driven examine, to fulfill wishes reminiscent of flood security, offer of consuming water, irrigation, and water pollutants. Collaboration between hydrologists, engineers, and scientists in different disciplines can be vital to assembly the interdisciplinary study demanding situations define during this record. New technological functions in distant sensing, chemical research, computation, and hydrologic modeling may help scientists leverage new examine possibilities.

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Bitmapped, uneditable Copyright © National Academy of Sciences. All rights reserved. Challenges and Opportunities in the Hydrologic Sciences THE HYDROLOGIC SCIENCES 27 high-resolution topography includes stream cross-section morphology, floodplains, landslide scars, roads and cuts contributing to sediment production during floods, and even vegetation height and biomass. , 2010). As a final example, geophysical characterization techniques provide opportunities to discover new processes that occur in soil waters and in groundwater.

New and more sensitive geochemical and isotopic techniques have added to the ability to age-date and trace groundwater movement over various temporal and spatial scales. The presence of sophisticated analytical equipment extends into the field, as well. Hydrologic scientist are now deploying new in situ (“in position”) analyzers or field-deployable boxes, especially for nutrient chemicals such as nitrate, that were originally developed by the oceanography community. These allow for higher-frequency temporal analysis and potentially almost real-time data return.

The tiered structure of the central chapters is intended to cater to an audience ranging from the aspiring hydrologist or engineer seeking an introduction to hydrologic research to an established scientist seeking detailed information. The chapters contain numerous boxes and figures to draw attention to interesting contributions and examples, and to support concepts articulated in the surrounding text. The committee cited publications only when critical: to properly attribute a figure or image, quotation, point of fact, or explicit concept, thus avoiding a literature review.

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