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Tables of Contents for Causes and Environmental Implications of Increased Uv-B Radiation
Chapter/Section Title
Page #
Page Count
Stratospheric Ozone Depletion: a Discussion of Our Present Understanding
1
17
J. A. Pyle
Introduction
1
1
Background
1
3
Detection of Ozone Loss
4
3
Recent Observations of Ozone Loss
7
5
The Future
12
3
Conclusion
15
1
Acknoledgements
16
1
Ozone Depletion and Changes in Environmental UV-B Radiation
17
20
Ann R. Webb
Introduction
17
2
Historical Interest in UV-B
19
1
Determinants of UV at the Ground
20
3
Changing Factors in Transmission
23
3
UV Radiation at the Ground
26
1
Observations of UV Radiation
27
7
Longer-term Assessments of UV Irradiances
34
1
UV Forecasting
35
1
Conclusion
36
1
Acknowledgements
36
1
Marine Photochemistry and UV Radiation
37
24
Robert F. Whitehead
Stephen de Mora
Introduction
37
1
Basics of Marine Photochemistry
38
10
Marine Photoreactants, Products and Processes
48
8
UV-B Radiation and Global Significance for Marine Biogeochemical Cycles
56
4
Summary and Conclusions
60
1
Assessing Biological and Chemical Effects of UV in the Marine Environment: Spectral Weighting Functions
61
24
Patrick J. Neale
David J. Kieber
Introduction
61
3
Chemical Action Spectra
64
3
Biological Weighting Functions
67
5
Comparative Spectroscopy of Weighting Functions
72
6
Assessment of UV Effects
78
4
Summary and Conclusions
82
3
Effects of Solar UV-B Radiation on Terrestrial Biota
85
22
Jelte Rozema
Evolution of Terrestrial Biota and the Stratospheric Ozone Layer
85
5
Solar UV-B, Polyphenolics, the Pool of Organic Carbon in Terrestrial Environments, and the Balance between Oxygen and Carbon Dioxide in the Earth's Atmosphere
90
1
Current Stratospheric Ozone Depletion: Increased Solar UV-B Radiation Reaching the Earth
90
2
Effects of Enhanced Solar UV-B Radiation on Terrestrial Plants, Adaptations of Terrestrial Plants to Solar UV-B: Evidence from Physiological Studies
92
3
Methodologies for the Study of UV-B Effects on Plants of Terrestrial Biota
95
2
Direct and Indirect UV-B Effects on Terrestrial Ecosystem Processes and Feedbacks, Autotrophic and Heterotrophic Relationships
97
6
Conclusions and Outlook
103
1
Acknowledgements
104
3
Sunlight, Skin Cancer and Ozone Depletion
107
14
Brian L. Diffey
Introduction
107
1
Trends in Atmospheric Ozone and Ambient Ultraviolet Radiation
108
1
Human Exposure to Solar Ultraviolet Radiation
109
4
Effects of Ultraviolet Radiation on Skin
113
2
Risk Analysis of Human Skin Cancer
115
6
Subject Index
121