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  • Droughts

    Droughts

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    • 1900s droughts

    • This piglix contains articles or sub-piglix about 1900s droughts


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    • 1910s droughts

    • This piglix contains articles or sub-piglix about 1910s droughts


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    • 1930s droughts

    • This piglix contains articles or sub-piglix about 1930s droughts


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    • 1940s droughts

    • This piglix contains articles or sub-piglix about 1940s droughts


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    • 1950s droughts

    • This piglix contains articles or sub-piglix about 1950s droughts


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    • 1970s droughts

    • This piglix contains articles or sub-piglix about 1970s droughts


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    • 1980s droughts

    • This piglix contains articles or sub-piglix about 1980s droughts


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    • 1990s droughts

    • This piglix contains articles or sub-piglix about 1990s droughts


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    • 2000s droughts

    • This piglix contains articles or sub-piglix about 2000s droughts


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    • 2010s droughts

    • This piglix contains articles or sub-piglix about 2010s droughts


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    • Droughts by century

    • This piglix contains articles or sub-piglix about Droughts by century


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    • Drought-tolerant plants

    • This piglix contains articles or sub-piglix about Drought-tolerant plants


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    • Droughts by continent

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    • Drought

    • A drought is a period of below-average precipitation in a given region, resulting in prolonged shortages in its water supply, whether atmospheric, surface water or ground water. A drought can last for months or years, or may be declared after as few as 15 days. It can have a substantial impact on the ecosystem and agri ... Read »


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    • List of droughts

    • This is a list of significant droughts, organized by large geographical area and then year. Part of the 2010-12 UK Drought. 2011 UK September-October Heatwave Part of the 2010-12 UK Drought. 2012 UK March Heatwave http://water.usgs.gov/edu/qadroughts.html ... Read »


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    • 4.2 kiloyear event

    • The 4.2 kiloyear BP aridification event was one of the most severe climatic events of the Holocene period. Starting in about 2200 BC, it probably lasted the entire 22nd century BC. The drought may have initiated southeastward habitat tracking within the Indus Valley Civilization. The 4.2 kiloyear BP event has been ... Read »


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    • 5.9 kiloyear event

    • The 5.9 kiloyear event was one of the most intense aridification events during the Holocene Epoch. It occurred around 3900 BC (5900 years Before Present) and ended the Neolithic Subpluvial and probably initiating the most recent desiccation of the Sahara, as well a five century period of colder climate in more northerl ... Read »


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    • Desiccation tolerance

    • Desiccation tolerance refers to the ability of an organism to withstand or endure extreme dryness, or drought-like conditions. Plants and animals living in arid or periodically arid environments such as temporary streams or ponds may face the challenge of desiccation, therefore physiological or behavioral adaptations t ... Read »


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    • Drought Research Initiative

    • The Drought Research Initiative(DRI) was established to better understand the physical characteristics of and processes influencing Canadian Prairie droughts, and to contribute to their better prediction, through a focus on the recent severe drought that began in 1999 and largely ended in 2005. It is an interdisciplina ... Read »


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    • DuPont Pioneer

    • DuPont Pioneer

      DuPont Pioneer, formerly Pioneer Hi-Bred is a large U.S. producer of hybrid seeds for agriculture. They are a major producer of genetically modified organisms (GMOs), including genetically modified crops with insect and herbicide resistance. In 1926, farm journal editor and future U.S. Vice President Henry A. Wall ... Read »


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    • Keetch–Byram drought index


    • Megadrought

    • A megadrought (or mega-drought) is a prolonged drought lasting two decades or longer. Past megadroughts have been associated with persistent multiyear La Niña conditions (cooler than normal water temperatures in the tropical eastern Pacific Ocean). The term megadrought is generally used to describe the length of a ... Read »


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    • Palmer drought index

    • The Palmer drought index, sometimes called the Palmer drought severity index and often abbreviated PDSI, is a measurement of dryness based on recent precipitation and temperature. It was developed by meteorologist Wayne Palmer, who first published his method in the 1965 paper Meteorological Drought for the Office of Cl ... Read »


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    • Rainmaking

    • Rainmaking, also known as artificial precipitation, artificial rainfall and pluviculture, is the act of attempting to artificially induce or increase precipitation, usually to stave off drought. According to the clouds' different physical properties, this can be done using airplanes or rockets to sow to the clouds with ... Read »


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    • Agreste

    • Agreste

      The agreste (Portuguese pronunciation: [aˈɡɾɛʃti]) is a narrow zone of Brazil in the states of Rio Grande do Norte Paraíba, Pernambuco, Alagoas, Sergipe and Bahia between the coastal forest zona da mata and the semiarid sertão. The agreste fades out after it reaches Rio Grande do Norte due to th ... Read »


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    • Drought cycle (Brazilian literature)

    • Drought Cycle is the name given to the "drought novels cycle," a Brazilian literary era that had as main theme the life in the Brazilian backlands. It began with the publication of O sertanejo of José de Alencar (1876), and lasted until the first decade of the twentieth century. The main characters of the drought c ... Read »


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    • Sertão


    • Vidas Secas

    • Vidas Secas (Pre-Reform spelling: Vidas Sêcas, literally "Dry Lives"; translated into English as Barren Lives) is a novel by twentieth-century Brazilian writer Graciliano Ramos, written in 1938. It tells the cyclical story of a family of five: Fabiano, the father; Sinhá Vitória, the mother; two sons (just call ... Read »


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