The presence of RO2.H2O has been examined at higher tropospheric
altitudes using the temperature dependence equation (2) of
the RO2.H2O complex. The percentage concentration of RO2.H2O in
all 9 vertical levels of the STOCHEM-CRI model was determined at
three measurement stations covering various latitudes (e.g. Mace
Head in Northern Hemisphere, Cape Grim in Southern Hemisphere,
and Mauna Loa in Tropics) and displayed in Fig. 8.