1940-1949 MONTHLY VOLCANIC FORCING IN 45-DEGREE-LAT BANDS FROM N TO S 1 1 1 1 1 1 1 1 27 25 27 21 1 1 1 1 1 1 1 1 27 25 27 21 44 49 52 45 46 45 43 40 30 22 1 1 44 49 52 45 46 45 43 40 30 22 1 1 1 1 1 1 1 1 1 1 26 21 22 1 1 1 1 1 1 1 1 1 26 21 22 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 40 46 51 52 60 62 66 69 120 116 113 115 40 46 51 52 60 62 66 69 120 116 113 115 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 116 94 93 78 75 73 75 75 78 36 21 1 116 94 93 78 75 73 75 75 78 36 21 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 23 27 34 35 41 47 46 39 39 1 1 1 23 27 34 35 41 47 46 39 39 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 46 51 56 51 40 32 30 32 26 22 1 1 46 51 56 51 40 32 30 32 26 22 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 29 22 21 24 27 1 1 1 1 1 1 1 29 22 21 24 27 1 1 1 1 1 1 1 1 1 1 1 1 25 1 1 1 1 1 1 1 1 1 1 1 25 1 1 1 1 1 1 1 1 1 1 1 1 64 62 61 48 46 34 1 1 1 1 1 1 64 62 61 48 46 34 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 22 22 22 1 25 32 41 42 36 27 25 1 22 22 22 1 25 32 41 42 36 27 25 1 1 27 31 42 48 51 47 42 41 30 31 1 1 27 31 42 48 51 47 42 41 30 31 ----- ----- ----- ----- ----- NOTE: data in (12 months) by (4 lat-zones) by (10 years) to get actual values of optical depth use a factor of 1.e-4