1890-1899 MONTHLY VOLCANIC FORCING IN 45-DEGREE-LAT BANDS FROM N TO S 540 650 703 757 810 547 283 20 320 620 920 1053 540 650 703 757 810 547 142 10 160 310 460 527 540 650 703 757 810 547 1 1 1 1 1 1 540 650 703 757 810 547 1 1 1 1 1 1 1187 1320 1153 987 820 563 307 50 250 450 650 673 593 660 577 493 410 282 153 25 125 225 325 337 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 697 720 820 920 1020 563 107 1 1 103 330 330 348 360 410 460 510 282 53 1 1 52 165 165 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 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 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 1 142 10 160 310 460 527 593 660 577 493 410 282 283 20 320 620 920 1053 1187 1320 1153 987 820 563 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 153 25 125 225 325 337 348 360 410 460 510 282 307 50 250 450 650 673 697 720 820 920 1020 563 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 53 1 1 52 165 165 1 1 1 1 1 1 107 1 1 103 330 330 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 ----- ----- ----- ----- ----- 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