Drought - Wikipedia
WebA drought is a period of drier-than-normal conditions.: 1157 A drought can last for days, months or years. Drought often has large impacts on the ecosystems and agriculture of affected regions, and causes harm to the local economy.
Drought - National Geographic Society
WebApr 3, 2024 · A drought is a period of time when an area or region experiences below-normal precipitation. The lack of adequate precipitation, either rain or snow, can cause reduced soil moisture or groundwater, diminished stream flow, crop damage, and a general water shortage. Droughts are the second-most costly weather events after hurricanes.
Drought - World Health Organization (WHO)
WebJan 1, 2018 · Drought is a prolonged dry period in the natural climate cycle that can occur anywhere in the world. It is a slow-onset disaster characterized by the lack of precipitation, resulting in a water shortage. Drought can have a serious impact on health, agriculture, economies, energy and the environment.
Understanding Droughts - National Geographic Society
WebApr 3, 2024 · Drought is an extended period of unusually dry weather when there is not enough rain. The lack of precipitation can cause a variety of problems for local communities, including damage to crops and a shortage of drinking water. These effects can lead to devastating economic and social disasters, such as famine, forced migration away from …
Drought | Description & Kinds | Britannica
WebMay 22, 2024 · Drought, lack or insufficiency of rain for an extended period that causes a considerable water imbalance and, consequently, water shortages, crop damage, streamflow reduction, and depletion of groundwater and soil moisture. It occurs when evaporation and transpiration exceed precipitation for a considerable period.
What is a drought and what causes it? | NASA Global Precipitation ...
WebA drought is a period of unusually persistent dry weather that continues long enough to cause serious problems such as crop damage and/or water supply shortages. Droughts are caused by low precipitation over an extended period of time. Atmospheric conditions such as climate change, ocean temperatures, changes in the jet stream, and changes in ...
World ‘at a crossroads’ as droughts increase nearly a third in a ...
WebMay 12, 2022 · And from 1998 to 2017, droughts triggered global economic losses of roughly $124 billion – a number and duration of which have risen 29 per cent since 2000. Meanwhile in 2022, more than 2.3 billion people are facing water stress and almost 160 million children are exposed to severe and prolonged droughts.
Drought - wmo.int
WebMay 15, 2024 · Drought is a prolonged dry period in the natural climate cycle that can occur anywhere in the world. It is typically a slow on-set phenomenon caused by a lack of rainfall. It has a major impact on food security, health and population displacement and migration.
Drought Basics | Drought.gov
WebDrought is the absence of precipitation, rather than the presence of an event such as a hurricane, tornado, or fire. It's often described as a “creeping phenomenon” because it slowly impacts many sectors of the economy and operates on many different timescales.
Drought | UNCCD
WebClimate change is increasing the frequency, intensity, extent, and duration of droughts in many parts of the world. The UNCCD supports decision-makers, water, and land managers by advocating for ‘drought smart’, proactive, coordinated and …
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