Aguas subterráneas en zonas de montaña y trazadores ambientales

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ISBN 13 : 9781512969221
Total Pages : 172 pages
Book Rating : 4.9/5 (692 download)

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Book Synopsis Aguas subterráneas en zonas de montaña y trazadores ambientales by : Sully Gómez Isidro

Download or read book Aguas subterráneas en zonas de montaña y trazadores ambientales written by Sully Gómez Isidro and published by . This book was released on 2014 with total page 172 pages. Available in PDF, EPUB and Kindle. Book excerpt: La hidrogeología es la ciencia que estudia las aguas subterráneas y ha sido reconocida relativamente en forma reciente por profesionales e instituciones dedicados al recurso hídrico. Aún más reciente, es la aceptación de que el agua subterránea y el agua superficial se encuentran íntimamente ligadas y deben ser estudiadas integralmente para poder preservar el recurso. Sin embargo, desde la antigüedad la relación del agua superficial y subterránea había sido reconocida por los pueblos precolombinos quienes hicieron un manejo integral y eficiente del recurso hídrico. Es conocido el trabajo hidráulico realizado por los incas, aztecas, mayas, zenúes y agustinianos, quienes fueron considerados ingenieros hábiles para construir eficientes sistemas de conducción, regulación de agua, riego en laderas de montaña, galerías filtrantes y drenaje del agua subterránea en montañas. Desafortunadamente el hombre actual (siglos XX y XXI) observa y sufre el deterioro y disminución de las fuentes de agua, sin tener una perspectiva alentadora. Se requiere estudio e investigación. Por otra parte, la experiencia en investigación del agua subterránea en zonas de montaña aporta criterios básicos para el uso de herramientas numéricas y el empleo de trazadores como los isótopos estables; plantea sugerencias y protocolos que contribuyan al desarrollo exitoso de programas de muestreos de aguas y explica cómo realizar análisis adecuados de calidad de datos para ser utilizados en la validación de hipótesis de flujos.

Uso de 222Rn como trazador ambiental para determinar la existencia de aportes de agua subterránea en la laguna Santa Elena

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (14 download)

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Book Synopsis Uso de 222Rn como trazador ambiental para determinar la existencia de aportes de agua subterránea en la laguna Santa Elena by : Felipe Ignacio Muñoz Hernández

Download or read book Uso de 222Rn como trazador ambiental para determinar la existencia de aportes de agua subterránea en la laguna Santa Elena written by Felipe Ignacio Muñoz Hernández and published by . This book was released on 2017 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Este trabajo tuvo como objetivo demostrar la existencia de afloramientos de agua subterránea en la laguna Santa Elena, ubicada en el sector de Santa Clara en la comuna de Bulnes región del Biobío. Para esto se usó un trazador radiactivo natural, radón (222Rn), como un indicador de la presencia de estas aguas subterráneas. Se realizaron tres campañas en terreno entre los meses de julio y agosto del año 2017 para extraer muestras de agua y medir los valores de conductividad eléctrica (CE) y pH, en trece puntos de la laguna y a diferentes profundidades (superficial, medio y fondo). También se implementaron dos arreglos de sensores de temperatura para medir perfiles térmicos verticales. Las muestras de aguas fueron analizadas usando un equipo RAD-7 para determinar la cantidad de radón. Se identificó que en la zona centro-sur de la laguna existen afloramientos de agua subterránea, registrándose valores promedio de Radón entre 1056 Bq m-3 y 2576 Bq m-3, además los perfiles térmicos indican que existe una mezcla de aguas superficial y subterránea en invierno, por lo que la metodología aplicada permitió obtener resultados concluyentes, contribuyendo a un mayor conocimiento de la laguna y de las interacciones de agua que se producen en ella y planteando además la posibilidad de futuras investigaciones.

Isotope Techniques in Hydrology

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ISBN 13 :
Total Pages : 244 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Isotope Techniques in Hydrology by : International Atomic Energy Agency

Download or read book Isotope Techniques in Hydrology written by International Atomic Energy Agency and published by . This book was released on 1968 with total page 244 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Advances in Research in Karst Media

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Publisher : Springer Science & Business Media
ISBN 13 : 3642124860
Total Pages : 519 pages
Book Rating : 4.6/5 (421 download)

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Book Synopsis Advances in Research in Karst Media by : Francisco Carrasco

Download or read book Advances in Research in Karst Media written by Francisco Carrasco and published by Springer Science & Business Media. This book was released on 2010-08-16 with total page 519 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Malaga Symposia Series provides an international forum for scientific debate on the progress made in research into karst environments. The 2010 meeting of the 4th International ISKA presents 80 papers in four key areas: karst hydrogeology and investigations, karst landscape and ecosystems, human interaction with karst environments, and engineering geology in karst areas. This book will be a useful edition to the libraries of consultants, scientists, lecturers, and policy makers concerned with the special issues of karst terrains.

Hydrogeological and Environmental Investigations in Karst Systems

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Publisher : Springer Science & Business Media
ISBN 13 : 3642174353
Total Pages : 627 pages
Book Rating : 4.6/5 (421 download)

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Book Synopsis Hydrogeological and Environmental Investigations in Karst Systems by : Bartolomé Andreo

Download or read book Hydrogeological and Environmental Investigations in Karst Systems written by Bartolomé Andreo and published by Springer Science & Business Media. This book was released on 2014-09-22 with total page 627 pages. Available in PDF, EPUB and Kindle. Book excerpt: WATER RESOURCES AND ENVIRONMENT provides a detailed introduction to the full range of advanced, multidisciplinary techniques used in the study of water resources from understanding individual aquifers to the protection and management of water in a sustainable way, compatible with the preservation of the environment. Based on a masters course from UNESCO’s International Hydrological Program, this textbook is accompanied by color figures and graphics, illustrating clearly the content of the text and showing real examples from the field. Each chapter also contains a list of exercises and practical activities as well as case studies.

DRASTIC

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ISBN 13 :
Total Pages : 622 pages
Book Rating : 4.:/5 (168 download)

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Book Synopsis DRASTIC by :

Download or read book DRASTIC written by and published by . This book was released on 1987 with total page 622 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Climate Change Policy

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Publisher : Eleven International Publishing
ISBN 13 : 9077596054
Total Pages : 458 pages
Book Rating : 4.0/5 (775 download)

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Book Synopsis Climate Change Policy by : Michael Bothe

Download or read book Climate Change Policy written by Michael Bothe and published by Eleven International Publishing. This book was released on 2005 with total page 458 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents the research results of an interdisciplinary study on climate change policies by the Enforcing Environmental Policy (EEP) Network, a project supported by the Human Dimension Potential Programme. Contributions are from highly qualified economic and legal specialists based at research institutes across Europe. The book gives answers to several questions related to the implementation of the international rules on climate change, most notably the Kyoto Protocol. It analyses ways and means to facilitate and encourage compliance with the objectives of the Kyoto Protocol. It is addressed to policy-makers, academics, business-sector and stakeholders throughout and outside Europe. Due to its interdisciplinary approach, this work is a distinctive and unique product compared to the existing literature on the subject. The effective implementation of climate protection and clean air policy requires an understanding of the political, legal and economic structures and constraints facing policy makers - and this is exactly what this book offers.

Aerial Phototopography

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Publisher :
ISBN 13 :
Total Pages : 120 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Aerial Phototopography by : United States. War Department

Download or read book Aerial Phototopography written by United States. War Department and published by . This book was released on 1944 with total page 120 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Uranium-series Disequilibrium

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Publisher : Oxford University Press, USA
ISBN 13 :
Total Pages : 956 pages
Book Rating : 4.:/5 (318 download)

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Book Synopsis Uranium-series Disequilibrium by : M. Ivanovich

Download or read book Uranium-series Disequilibrium written by M. Ivanovich and published by Oxford University Press, USA. This book was released on 1992 with total page 956 pages. Available in PDF, EPUB and Kindle. Book excerpt: The second edition of this book reflects the rapid growth in the field of uranium-series disequilibrium during the past decade. The new edition presents a comprehensive discussion of theory and analytical methodology, emphasizing applications to problems in the Earth, marine, and environmental sciences where the phenomenon of disruption in naturally occurring decay series has facilitated so much productive research. To this end, the editors have drawn upon the experience and expertise of leading practitioners in each specialized area. This book should thus serve both as a reference text and a practical manual for graduate students and researchers in geochemistry, isotope hydrology, environmental science, sedimentology, Earth science, and archaeology.

English-Spanish Dictionary of Plant Biology, Including Plantae, Monera, Protoctista, Fungi and Index of Spanish Equivalents

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Publisher : Cambridge International Science Pub
ISBN 13 : 9781898326977
Total Pages : 647 pages
Book Rating : 4.3/5 (269 download)

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Book Synopsis English-Spanish Dictionary of Plant Biology, Including Plantae, Monera, Protoctista, Fungi and Index of Spanish Equivalents by : David Warren Morris

Download or read book English-Spanish Dictionary of Plant Biology, Including Plantae, Monera, Protoctista, Fungi and Index of Spanish Equivalents written by David Warren Morris and published by Cambridge International Science Pub. This book was released on 2002-01 with total page 647 pages. Available in PDF, EPUB and Kindle. Book excerpt: The English-Spanish Dictionary of Plant Biology has been written to fill a need for increased communication between English and Spanish speaking people who are working in or are being affected by the many sub-fields of plant biology. Its general purpose is to aid, stimulate, and facilitate a two-way flow of information and understanding between the peoples of North, South, and Central America in an era of economic and environmental interdependence. Included are plant-related terms from the fields of botany, ecology, genetics, taxonomy, oceanology, microbiology, physiology, cytology, marine biology, forestry, silviculture, horticulture, anatomy, organology, phytopathology, agriculture, biochemistry, paleobotany, phenology, photobotany, phycology, systematics phytology, phytogeography, phytochemistry, phytosociology, morphology, pomology, and ethnobotany.

Airborne Particulate Matter

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Publisher : Royal Society of Chemistry
ISBN 13 : 1782626581
Total Pages : 406 pages
Book Rating : 4.7/5 (826 download)

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Book Synopsis Airborne Particulate Matter by : R M Harrison

Download or read book Airborne Particulate Matter written by R M Harrison and published by Royal Society of Chemistry. This book was released on 2016-08-18 with total page 406 pages. Available in PDF, EPUB and Kindle. Book excerpt: The estimated health impacts and associated economic costs resulting from airborne particulate matter are substantial. Exposure to airborne fine particles ranks highly amongst preventable causes of disease. This book reviews the sources and atmospheric processes affecting airborne particulate matter and consequent impacts upon human health. Examining the latest information on the sources of particles in the atmosphere, both through direct emissions and atmospheric formation, the book also explores the methods which are used to estimate the contributions of different sources to airborne concentrations. Featuring case studies from recent assessments in Europe, the USA, China and India, the book provides a global overview of source apportionment. The health effects are reviewed in the context of the influence of sources, chemical composition and particle size upon relative toxicity. This comprehensive book is an important reference for policymakers and consultants working with pollution and human health, as well as academics working in atmospheric chemistry.

Protecting the Oceans from Land-based Activities

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Publisher :
ISBN 13 :
Total Pages : 176 pages
Book Rating : 4.:/5 (9 download)

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Book Synopsis Protecting the Oceans from Land-based Activities by :

Download or read book Protecting the Oceans from Land-based Activities written by and published by . This book was released on 2001 with total page 176 pages. Available in PDF, EPUB and Kindle. Book excerpt:

The Geology of Ore Deposits

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Publisher : Waveland Press
ISBN 13 : 1478608870
Total Pages : 1000 pages
Book Rating : 4.4/5 (786 download)

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Book Synopsis The Geology of Ore Deposits by : John M. Guilbert

Download or read book The Geology of Ore Deposits written by John M. Guilbert and published by Waveland Press. This book was released on 2007-02-09 with total page 1000 pages. Available in PDF, EPUB and Kindle. Book excerpt: Modern civilizations dependence upon an increasing volume and diversity of minerals makes the search for new ore deposits ever more difficult. Now available from Waveland Press, Guilbert & Parks text presents ideas, principles, and data fundamental for beginning economic geologists to understand the genesis and localization of ore deposits and of the minerals associated with them. The authors comprehensively describe the physical and chemical characteristics of ore deposits and correlate them with environments and conditions of deposition, since ore deposits are best interpreted as extensions of the environments responsible for their enclosing rocks. Examples and illustrations emphasize structural, chemical, and temporal controls and encourage the three-dimensional thinking used by productive explorationists as they face unsolved problems. This upper-level undergraduate text is fully illustrated and meticulously indexed. Its reliable, authoritative coverage assumes an upper-level command of chemistry and physics, as well as mineralogy, petrology, and structural geology. Outstanding features . . . develops and combines the abilities of the explorationist and of the researcher of ore-forming processes structures the geologic descriptions into groupings recognized by researchers and explorers alike builds confidence, revitalizes curiosity, and encourages expanded thinking emphasizes that the days of easy discovery of outcropping ores are not over includes revised, expanded, and updated descriptions of districts

NSS News

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Publisher :
ISBN 13 :
Total Pages : 520 pages
Book Rating : 4.:/5 (35 download)

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Book Synopsis NSS News by :

Download or read book NSS News written by and published by . This book was released on 1967 with total page 520 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Cassava as Animal Feed

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Publisher :
ISBN 13 :
Total Pages : 147 pages
Book Rating : 4.:/5 (476 download)

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Book Synopsis Cassava as Animal Feed by : Barry Nestel

Download or read book Cassava as Animal Feed written by Barry Nestel and published by . This book was released on 1977 with total page 147 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Human Impact on Erosion and Sedimentation

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Publisher : IAHS Press
ISBN 13 : 9781901502305
Total Pages : 324 pages
Book Rating : 4.5/5 (23 download)

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Book Synopsis Human Impact on Erosion and Sedimentation by : International Association of Hydrological Sciences. Scientific Assembly

Download or read book Human Impact on Erosion and Sedimentation written by International Association of Hydrological Sciences. Scientific Assembly and published by IAHS Press. This book was released on 1997 with total page 324 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Pyrethroid Insecticides

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Publisher : Springer Nature
ISBN 13 : 3030556964
Total Pages : 317 pages
Book Rating : 4.0/5 (35 download)

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Book Synopsis Pyrethroid Insecticides by : Ethel Eljarrat

Download or read book Pyrethroid Insecticides written by Ethel Eljarrat and published by Springer Nature. This book was released on 2020-08-04 with total page 317 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book reviews the latest developments concerning the analysis, fate, behaviour and toxicity of pyrethroid insecticides. Over the last few decades, pyrethroid insecticides have increasingly replaced organochlorine pesticides due to their relatively lower mammalian toxicity, selective insecticide activity and lower environmental persistence. They represent 25% of global sales of insecticides, and are considered to be “safe” since they are converted to non-toxic metabolites by oxidative metabolism in fish and by hydrolysis in mammals. However, recent studies have demonstrated their environmental ubiquity, their bioaccumulation and their toxicity in various aquatic and terrestrial organisms, and even in humans. Featuring contributions by leading experts, the book discusses the physico-chemical properties and uses of pyrethroid insecticides; the latest chemical analytical methods; their occurrence in the environment, biota and food; and their isomeric and enantiomeric behaviour. It particularly highlights the toxicological effects and human exposure to pyrethroid insecticides, and also offers insights into the effects of the salmon industry on the marine environment with a case study of sea lice treatment using pyrethroids. This comprehensive book is a valuable source of information for environmental scientists, policymakers and producers interested in issues related to pyrethroid insecticides.