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How Are Droughts Made?
Several factors cause droughts, some natural and others man-made. While periodic droughts affect many regions due to natural, intermittent climate changes, excessive farming and deforestation also affect the environment's water supply and cause droughts.... More »
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en.wikipedia.org/wiki/Drought

A drought is a period of below-average precipitation in a given region, resulting in prolonged shortages in the water supply, whether atmospheric, surface water ...

drought.unl.edu/DroughtBasics/WhatisDrought.aspx

Drought is an insidious hazard of nature. It is often referred to as a "creeping phenomenon" and its impacts vary from region to region. Drought can therefore be ...

drought.unl.edu/DroughtforKids/WhatisDrought/CausesofDrought.aspx

Drought has many causes. It can be caused by not receiving rain or snow over a period of time. We learned in the discussions about the water cycle and weather  ...

www.livescience.com/21469-drought-definition.html

Nov 11, 2014 ... Extreme weather such as heat waves, heavy downpours and droughts are expected to accompanying climate change. Recent research ...

www.weatherwizkids.com/?page_id=89

What is a drought? A drought is when there is a lack of precipitation over an extended period of time, usually a season or more, resulting in a water shortage for ...

eschooltoday.com/natural-disasters/droughts/what-is-a-drought.html

Droughts are natural disasters. They are a lot more complex than just the lack of water. Here is whyccsss.

www.nationalgeographic.org/encyclopedia/drought

Sep 18, 2013 ... Drought is an extended period of unusually dry weather when there is not enough rain.

climate.ncsu.edu/edu/k12/.drought

Aug 13, 2013 ... Drought occurs when sufficient water needed to sustain an area is not available, causing economic impacts on agriculture, society, and ...

www.ucsusa.org/global_warming/science_and_impacts/impacts/causes-of-drought-climate-change-connection.html

Learn about the different types of drought, the many factors that contribute to their development, and how climate change can have a significant effect on many of ...