Question

what happens if it does not rain for a long period
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Answer 1

Explanation:

Droughts happen when there is not enough rain for a long period of time. It's not like a dry spell - there is so little precipitation (rain, snow, sleet or any kind of moisture) that a whole region starts to dry out. Sometimes a drought takes decades to develop fully and they are very difficult to predict.

Answer 2

Answer:

the soil continuous to loss water by evaporation and transpiration. since it is not being brought back by rain. the level of water in ponds and Wells of the region goes down and some of them may even dry up. the groundwater may also becomes scares. this may lead to draught