CHAPTER 5 FIGURES

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Figure 5.01
Absorption and photolysis of oxygen molecules by solar radiation
5.01
Figure 5.02
Calculated lifetime of oxygen atoms as a function of altitude
5.02
Figure 5.03
Ozone photochemical production
5.03
Figure 5.04
Ozone production by O2 photolysis
5.04
Figure 5.05
The Chapman ozone life cycle
5.05
Figure 5.06
UV flux in terms of a steady rain of photons from the Sun
5.06
Figure 5.07
The altitude dependence on UV photolysis
5.07
Figure 5.08
The dependence of photolysis on latitude for two observers
5.08
Figure 5.09
The dependence of photolysis on the seasons
5.09
Figure 5.10
The dependence of photolysis on a diurnal cycle
5.10
Figure 5.11
Total column ozone estimated using Chapman chemistry for March 21
5.11
Figure 5.12
Typical methane distribution from HALOE, March 5-April 10, 1993
5.12
Figure 5.13
Typical water vapor distribution from HALOE, March-April 1993
5.13
Figure 5.14
The sum of methane and water vapor
5.14
Figure 5.15
Reactive hydrogen cycles
5.15
Figure 5.15a
Catalytic cycle in the upper stratosphere
5.15a
Figure 5.15b
Catalytic cycle in the lower stratosphere
5.15b
Figure 5.15c
Upper stratosphere reaction involving a free hydrogen atom as an intermediate compound
5.15c
Figure 5.15d
Upper stratosphere reaction involving HOx and the loss of two odd oxygens
5.15d
Figure 5.15e
Lower stratosphere cycles involving interaction with the chlorine or bromine cycles
5.15e
Figure 5.16
Typical N2O distribution in the stratosphere as seen by CLAES, January 1993
5.16
Figure 5.17
Chemical processes of some nitrogen oxides
5.17
Figure 5.18
Reactions of reactive forms of nitrogen
5.18
Figure 5.19
Temperature dependence of reactions between chemical species
5.19
Figure 5.20
Ozone concentration as a function of temperature and NOX
5.20
Figure 5.21
An interference cycle
5.21
Figure 5.22
Chemical reactions of different chlorine-containing molecules
5.22
Figure 5.23
The Cl/ClO reaction
5.23
Figure 5.24
Photolysis of NO3 and ClONO2
5.24
Figure 5.25
Second ClX catalytic cycle
5.25
Figure 5.26
Chemical processes for bromine
5.26
Figure 5.27
The four distinct catalytic cycles for ozone loss
5.27
Figure 5.28
Ozone loss time scale at 70%S, alt. 20km, pressure level 50mb or 50hPa
5.28
Figure 5.29
Added pathway for activating chlorine because of the heterogeneous chemistry
5.29
Figure 5.30
How reactive nitrogen is locked away as HNO3
5.30