| Description |
1 online resource (x, 97 pages) : illustrations |
| Physical Medium |
polychrome |
| Description |
text file |
| Note |
Committee chairman: Robert A. Duce. |
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Support for this study was provided by the Department of the Interior, Department of Energy, Environmental Protection Agency, and the Arizona Salt River Project. |
| Bibliography |
Includes bibliographical references. |
| Access |
Use copy Restrictions unspecified MiAaHDL |
| Reproduction |
Electronic reproduction. [S.l.] : HathiTrust Digital Library, 2010. MiAaHDL |
| System Details |
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212 MiAaHDL |
| Processing Action |
digitized 2010 HathiTrust Digital Library committed to preserve MiAaHDL |
| Contents |
""Haze in the Grand Canyon""; ""Copyright""; ""Preface""; ""Contents""; ""Executive Summary""; ""BACKGROUND""; ""THE NATIONAL RESEARCH COUNCIL STUDY""; ""QUALITATIVE ASSESSMENT""; ""QUANTITATIVE ASSESSMENT""; ""ESTIMATES OF THE RANGE OF POSSIBLE IMPACTS FROM NGS""; ""THE COMMITTEE'S CONCLUSIONS IN PERSPECTIVE""; ""Haze in the Grand Canyon""; ""Haze in the Grand Canyon: An Evaluation of the Winter Haze Intensive Tracer Experiment""; ""BACKGROUND""; ""THE NRC COMMITTEE STUDY""; ""The Committee, Its Charge, and Its Approach""; ""The Committee's Specific Interpretation of Its Charge"" |
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""EVALUATION OF WHITEX""""Whitex Overview""; ""WHITEX SOURCE-ATTRIBUTION MODELS""; ""CRITICAL ASPECTS OF WHITEX TECHNIQUES AND DESIGN""; ""Qualitative Assessment""; ""Meteorological Evidence""; ""Photographic Evidence""; ""Chemical and Physical Evidence""; ""Quantitative Assessment""; ""LIMITATIONS OF THE WHITEX STUDY""; ""Weaknesses in the Data Base""; ""Uncertainties about Tracer Data""; ""Absence of Measurements within the Grand Canyon""; ""Inadequacy of Background Measurements""; ""Departures from Statistical Assumptions""; ""Formulation of Statistical Models"" |
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""Simplifications in the DMB Model""""Potential Covariance of NGS and Other Source Contributions""; ""Estimates of the Range of Possible Impacts of NGS Emissions at Hopi Point""; ""Minimum Conversion of SO2 to ""; ""Maximum Conversion of SO2 to ""; ""THE COMMITTEE'S CONCLUSIONS IN PERSPECTIVE""; ""CONCLUSIONS""; ""References""; ""Appendices""; ""Appendix 1: Nature of the Visibility Problem""; ""Contents""; ""Chapter 1 Introduction""; ""1.1 Overview""; ""1.2 Background""; ""1.3 Study Plan""; ""1.4 Interrelationships Between Aerosol, Optical and Visibility Apportionment"" |
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""1.5 Measurement Program""""1.6 Report Outline""; ""References""; ""Chapter 9 Conclusions ""; ""9.1 Introduction""; ""9.2 Climatology of the Area""; ""9.3 Light Extinction Budget""; ""9.4 Attribution of Regional Sulfur and Visibility Impairment""; ""9.4.1 Emissions Analysis""; ""9.4.2 Trajectory and Streakline Analysis""; ""9.4.3 Spatial and Temporal Trends in Ambient Concentrations""; ""9.4.4 Deterministic Wind Field Modeling""; ""9.4.5 Tracer Mass Balance Regression (TMBR) Analysis""; ""9.4.6 Differential Mass Balance (DMB) Analysis""; ""9.4.7 Attribution of Visibility"" |
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""9.4.8 Synthesis""""3.2 CD4 Tracer Injection""; ""3.3 Sample Collection""; ""Chemical Mass Balance With Unique Tracer""; ""Appendix 6B: Tracer Mass Balance Model Regression (TMBR) Model and Tracer Mass Balance (TMB) Model ""; ""OVERVIEW""; ""MODEL EQUATIONS""; ""MODEL CALCULATIONS AND UNCERTAINTIES""; ""Model Assumptions""; ""Potential Deviations From Assumptions""; ""Effect of Nonconstant Regression Coefficients In The TMB Model""; ""MODEL INPUTS""; ""MODEL OUTPUTS""; ""Appendix 3: CD4 As An Air-Mass Tracer""; ""Appendix 4: Commission On Physical Sciences, Mathematics, And Resources"" |
| Local Note |
eBooks on EBSCOhost EBSCO eBook Subscription Academic Collection - North America |
| Subject |
Air -- Pollution -- Arizona -- Grand Canyon National Park.
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Air -- Pollution. |
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Arizona -- Grand Canyon National Park. |
| Genre/Form |
Electronic books.
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| Added Author |
Duce, Robert A., 1935-
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National Research Council (U.S.). Committee on Haze in National Parks and Wilderness Areas.
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National Research Council (U.S.). Board on Environmental Studies and Toxicology.
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National Research Council (U.S.). Board on Atmospheric Sciences and Climate.
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National Research Council (U.S.). Commission on Geosciences, Environment, and Resources.
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| Other Form: |
Print version: Haze in the Grand Canyon. Washington, D.C. : National Academy Press, 1990 0309043417 (DLC) 90062765 (OCoLC)22688010 |
| ISBN |
0309596084 (electronic book) |
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9780309596084 (electronic book) |
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0585085137 (electronic book) |
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9780585085135 (electronic book) |
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0309043417 |
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9780309043410 |
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