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Model calculations and measurements of chemically and biologically effective UV radiation reaching the ground / Uwe Feister. Offenbach am Main, 1994
Contents
3
Content
5
Summary /Zusammenfassung
7
1. Introduction
8
2. Model description
11
3. Comparison between model calculations and measurements
11
3.1. Calibration of instruments
12
3.2. Input values to the model and results of the comparison
14
4. Effective solar radiation
14
4.1. Biologically effective radiation
15
4.2. Comparison of the modelled effective radiation with results of other models
19
4.3. Radiation Amplification Factors
23
4.4. Photolysis of ozone
24
5. Latitudinal and seasonal variation of effective solar radiation
27
6. Higher effective radiation at mid-latitudes in 1992 and 1993
27
6.1. Effect of low ozone values
28
6.2. Combined effect of ozone and cloudiness
31
7. Measurements of spectral UV irradiation
33
8. Conclusions
34
References
44
Annex
47
Figures