“…This picture is consistent with the general decrease of ozone mixing ratio from the stratosphere to the ground. Knowledge of the strength of the ozone sink at the ground continuous to attract scientists in that research area for at least the past 30 years [1,2,3,6,7,8,9,10,11,12,13,14,15,18,19,20,21]. Knowledge of the strength of the ozone sink at the ground continuous to attract scientists in that research area for at least the past 30 years [1,2,3,6,7,8,9,10,11,12,13,14,15,18,19,20,21].…”