How can drought occur?

Because drought is defined as a deficit in water supply, it can be caused by a number of factors. The most important one though relates to the amount of water vapor in the atmosphere as this is what creates precipitation. More rain, sleet, hail, and snow can occur where there are moist, low-pressure air systems. …

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Where droughts happens?

In the United States, droughts are most likely to occur in the Midwest and the South. In the United States, droughts can have major impact on agriculture, recreation and tourism, water supply, energy production, and transportation. Poor harvests and recurrent insecurity in some regions of Ethiopia has led to food instability and falling food reserves …

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