Database of the Aral Sea / Change in climate, runoff of major rivers in Central Asia, level and size of the Aral Sea over the last 20 thousand years
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| Time | Level | Water surface area (km2) | Change in air temperature (oC) | Change in annual rainfalls (%) | Runoff of Amudarya and Syrdarya rivers (km3/year) | Outflow over Uzboy (km3/year) |
| Centuries of the Common Era | ||||||
| Present | 53,0 | 66,09 | 0 | 0 | 56,9 | 0 |
| XVI-XIX | 52,0 | 62,70 | ||||
| XV | 53,1 | 68,33 | -2,5 | 30 | 58,0-59,0 | 7-8 |
| XIII-XIV | 53,7 | 71,82 | -2,2 | 30 | 60,0-62,0 | 10 |
| XII | 53,1 | 68,33 | -0,5 | 20 | 63,0-64,0 | 7-8 |
| XI | 50,0 | 58,15 | -0,5 | -10 | 49,0-50,0 | 0 |
| IX-X | ||||||
| VIII | 51,8 | 62,06 | -3,6 | 80 | 44,0-45,0 | 0 |
| V-VII | 52,0 | 62,70 | -0,5 | 20 | 52,0-53,0 | 0 |
| I-IV | 28,5 | 14,08 | ||||
| Thousands of years ago | ||||||
| 2-2,5 | 54,5 | 77,58 | 27 | |||
| 2,5-3,5 | ||||||
| 3,5-4 | 54,5 | 77,58 | -2,0 - -2,1 | 40-50 | 82,0-83,0 | 27 |
| 4-5 | 57,0-58,0 | 96,87 | -3,6 - -3,7 | 60-100 | 118,0-126,0 | 63-66 |
| 5-7 | 63,0-64,0 | 108,8 | -3,6 - -3,7 | 60-100 | 127,0-131,0 | 67-72 |
| 7-9 | 72,0-73,0 | 148,1 | -3,6 - -3,7 | 60-100 | 91,0-92,0 | 0 |
| 9-10 | 43,7-44,5 | 48,81 | -4,5 - -5,0 | -50--40 | 33,0-34,0 | 0 |
| 10-12 | 40,0-41,0 | 38,97 | -12,5--13,0 | -70--60 | 13,0-14,0 | 0 |
| 12-20 | 35,5-36,0 | 31,25 | -13,5--14,0 | -80--70 | 9,0-10,0 | 0 |