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En-en adult card 30 droughts: Difference between revisions
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== Card #30: Droughts == | |||
| | <center> | ||
[[File:En-en_adult_card_30_front.png|400px]] | |||
The disruption of the water cycle can both increase and decrease rainfall. A lack of rain can cause drought. Droughts are likely to become more | |||
frequent in the future. | |||
</center> | |||
== Explanation == | == Explanation == | ||
A drought is a period of abnormal water shortage. A meteorological drought is when there is a drop in rainfall, and an agricultural drought is when soil moisture drops abnormally, affecting crop production. A mega-drought is a persistent and widespread drought that lasts much longer than normal (usually a decade or more)<ref>[https://www.ipcc.ch/site/assets/uploads/2018/03/WG1AR5_SummaryVolume_FINAL_FRENCH.pdf#page=216 Glossary for Report 5, Working Group 1](French)</ref>. | A drought is a period of abnormal water shortage. A meteorological drought is when there is a drop in rainfall, and an agricultural drought is when soil moisture drops abnormally, affecting crop production. A mega-drought is a persistent and widespread drought that lasts much longer than normal (usually a decade or more)<ref>[https://www.ipcc.ch/site/assets/uploads/2018/03/WG1AR5_SummaryVolume_FINAL_FRENCH.pdf#page=216 Glossary for Report 5, Working Group 1](French)</ref>. | ||