Fig. 3
Ash emission mass from eruption plumes. a First guess based on Suzuki (1983). b Analysis (corrected first guess by 4D-Var). c Analysis increment (analysis—first guess)
Fig. 3 | Earth, Planets and Space
Ash emission mass from eruption plumes. a First guess based on Suzuki (1983). b Analysis (corrected first guess by 4D-Var). c Analysis increment (analysis—first guess)