Monthly Catalog of United States Government Publications

Monthly Catalog of United States Government Publications PDF Author:
Publisher:
ISBN:
Category : Government publications
Languages : en
Pages : 2834

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Book Description

Monthly Catalog of United States Government Publications

Monthly Catalog of United States Government Publications PDF Author:
Publisher:
ISBN:
Category : Government publications
Languages : en
Pages : 2834

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Book Description


List of U.S. Geological Survey Geologic and Water-supply Reports and Maps for Florida

List of U.S. Geological Survey Geologic and Water-supply Reports and Maps for Florida PDF Author: Geological Survey (U.S.)
Publisher:
ISBN:
Category : Florida
Languages : en
Pages : 80

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Ecological Effects of Water-level Fluctuations in Lakes

Ecological Effects of Water-level Fluctuations in Lakes PDF Author: Karl M. Wantzen
Publisher: Springer Science & Business Media
ISBN: 1402091923
Category : Technology & Engineering
Languages : en
Pages : 184

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Book Description
Most aquatic ecosystems have variable water levels. These water-level fluctuations (WLF) have multiple effects on the organisms above and below the waterline. Natural WLF patterns in lakes guarantee both productivity and biodiversity, while untimely floods and droughts may have negative effects. Human impacts on WLF have led to a stabilization of the water levels of many lakes by hydraulic regulation, untimely drawdown due to water use, or floods due to water release from hydropower plants in the catchments. This book provides a first review in this field. It presents selected papers on the ecological effects of WLF in lakes, resulting from a workshop at the University of Konstanz in winter 2005. Issues addressed here include the extent of WLF, and analyses of their effects on different groups of biota from microorganisms to vertebrates. Applied issues include recommendations for the hydrological management of regulated lakes to reduce negative impacts, and a conceptual framework is delivered by an extension of the floodpulse concept for lakes. Current impacts on water use, including increasing demands on drinking and irrigation water, hydropower etc., and climate change effects on WLF make this book an essential resource for aquatic ecologists, engineers, and decision-makers dealing with the management of lake ecosystems and their catchments.

Guidelines for Delineation of Wellhead Protection Areas

Guidelines for Delineation of Wellhead Protection Areas PDF Author:
Publisher:
ISBN:
Category : Groundwater
Languages : en
Pages : 220

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Library of Congress Catalog

Library of Congress Catalog PDF Author: Library of Congress
Publisher:
ISBN:
Category : Subject catalogs
Languages : en
Pages : 624

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Study and Interpretation of the Chemical Characteristics of Natural Water. (2nd. Ed.).

Study and Interpretation of the Chemical Characteristics of Natural Water. (2nd. Ed.). PDF Author: Geological Survey (U.S.)
Publisher:
ISBN:
Category :
Languages : en
Pages : 100

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Book Description


Managing California's Water

Managing California's Water PDF Author: Ellen Hanak
Publisher: Public Policy Instit. of CA
ISBN: 1582131414
Category : Business & Economics
Languages : en
Pages : 500

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Book Description


Saline Ground-water Resources of Lee County, Florida

Saline Ground-water Resources of Lee County, Florida PDF Author: Durward H. Boggess
Publisher:
ISBN:
Category : Saline waters
Languages : en
Pages : 82

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Hydraulic Properties of a Fractured-rock Aquifer, Lee Valley, San Diego County, California

Hydraulic Properties of a Fractured-rock Aquifer, Lee Valley, San Diego County, California PDF Author: C. A. Kaehler
Publisher:
ISBN:
Category : Groundwater
Languages : en
Pages : 104

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The Environment of South Florida

The Environment of South Florida PDF Author: Benjamin F. McPherson
Publisher:
ISBN:
Category : Ecology
Languages : en
Pages : 96

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Book Description
Description of the south Florida ecosystem and changes resulting from man's activities.