Fig. 10: Annual zonal percentage loss of CH2OO by HCHO and percentage changes in HCOOH mixing ratios.

The annual zonal percentage loss of CH2OO by HCHO a during June–July–August and b during December–January–February; the annual zonal percentage changes in HCOOH mixing ratios c during June–July-August and d during December–January–February, on inclusion of the HCHO + CH2OO reaction compared with the base case model.