Research Analysis of Local Factors for Implementation of Stream Protection Strategy
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Published: 1989
Total Pages: 112
ISBN-13:
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Published: 1989
Total Pages: 112
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DOWNLOAD EBOOKAuthor: Library of Congress. Exchange and Gift Division
Publisher:
Published: 1989
Total Pages: 718
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DOWNLOAD EBOOKJune and Dec. issues contain listings of periodicals.
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Published: 1989
Total Pages: 564
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DOWNLOAD EBOOKAuthor: Advisory Committee on Technology and Society
Publisher: National Academies Press
Published: 1989
Total Pages: 1298
ISBN-13: 9780309037860
DOWNLOAD EBOOKCities and Their Vital Systems asks basic questions about the longevity, utility, and nature of urban infrastructures; analyzes how they grow, interact, and change; and asks how, when, and at what cost they should be replaced. Among the topics discussed are problems arising from increasing air travel and airport congestion; the adequacy of water supplies and waste treatment; the impact of new technologies on construction; urban real estate values; and the field of "telematics," the combination of computers and telecommunications that makes money machines and national newspapers possible.
Author: Illinois. Office of Secretary of State
Publisher:
Published: 1989
Total Pages: 124
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Published: 1988
Total Pages: 700
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Published: 1990
Total Pages: 200
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DOWNLOAD EBOOKAuthor: National Academies of Sciences, Engineering, and Medicine
Publisher: National Academies Press
Published: 2020-12-04
Total Pages: 423
ISBN-13: 0309679702
DOWNLOAD EBOOKNew York City's municipal water supply system provides about 1 billion gallons of drinking water a day to over 8.5 million people in New York City and about 1 million people living in nearby Westchester, Putnam, Ulster, and Orange counties. The combined water supply system includes 19 reservoirs and three controlled lakes with a total storage capacity of approximately 580 billion gallons. The city's Watershed Protection Program is intended to maintain and enhance the high quality of these surface water sources. Review of the New York City Watershed Protection Program assesses the efficacy and future of New York City's watershed management activities. The report identifies program areas that may require future change or action, including continued efforts to address turbidity and responding to changes in reservoir water quality as a result of climate change.
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Published: 1998
Total Pages: 82
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DOWNLOAD EBOOKStream habitat is characterized in the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program as part of an integrated physical, chemical, and biological assessment of the Nation's water quality. The goal of stream habitat characterization is to relate habitat to other physical, chemical, and biological factors that describe water-quality conditions. To accomplish this goal, environmental settings are described at sites selected for water-quality assessment. In addition, spatial and temporal patterns in habitat are examined at local, regional, and national scales. This habitat protocol contains updated methods for evaluating habitat in NAWQA Study Units. Revisions are based on lessons learned after 6 years of applying the original NAWQA habitat protocol to NAWQA Study Unit ecological surveys. Similar to the original protocol, these revised methods for evaluating stream habitat are based on a spatially hierarchical framework that incorporates habitat data at basin, segment, reach, and microhabitat scales. This framework provides a basis for national consistency in collection techniques while allowing flexibility in habitat assessment within individual Study Units. Procedures are described for collecting habitat data at basin and segment scales; these procedures include use of geographic information system data bases, topographic maps, and aerial photographs. Data collected at the reach scale include channel, bank, and riparian characteristics.