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What do you understand by Southern Oscillation |
| Answer» It has been seen that apart from other factors, the changes in the pressure conditions over the southern oceans also affect the monsoon. Generally, when the tropical eastern south Pacific Ocean experiences high pressure, the tropical eastern Indian Ocean experiences low pressure. However, it has been noticed that there has been a reversal in the pressure conditions. While the eastern south Pacific Ocean has low pressure conditions, the eastern Indian Ocean has relatively high pressure conditions. It is this periodic change in pressure conditions which is known as the Southern Oscillation or SO. | |