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In the history of artificial intelligence, an AI winter is a period of reduced funding and interest in artificial intelligence research. [1] The field has experienced several hype cycles , followed by disappointment and criticism, followed by funding cuts, followed by renewed interest years or even decades later.
The conversion of sulfur dioxide to sulfuric acid, which condenses rapidly in the stratosphere to form fine sulfate aerosols. A volcanic winter is a reduction in global temperatures caused by droplets of sulfuric acid obscuring the Sun and raising Earth's albedo (increasing the reflection of solar radiation) after a large, sulfur-rich, particularly explosive volcanic eruption.
Indonesian Institute of Sciences building in Jakarta. Among the main research and development institutions in the country, are: The Ministry of Education, Culture, Research and Technology (Indonesian: Kementerian Pendidikan, Kebudayaan, Riset dan Teknologi Republik Indonesia, or Kemendikbudristek), is a government ministry that has the task of conducting affairs in the field of research ...
Even though the "meteorological winter" in the Northern Hemisphere runs from the first of December until the last day of February, the actual moment of the winter solstice this year will be at 10: ...
Nuclear winter is a severe and prolonged global climatic cooling effect that is hypothesized [1] [2] to occur after widespread firestorms following a large-scale nuclear war. [3] The hypothesis is based on the fact that such fires can inject soot into the stratosphere, where it can block some direct sunlight from reaching the surface of the Earth.
Some were underground chambers, usually man-made, close to natural sources of winter ice such as freshwater lakes, but many were buildings with various types of insulation. During the winter, ice and snow would be cut from lakes or rivers, taken into the ice house, and packed with insulation (often straw or sawdust). It would remain frozen for ...
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Dōngzhì or Tōji (Chinese and Japanese: 冬至; Korean: 동지(Dongji); Vietnamese: Đông chí; lit. winter's extreme) is the 22nd solar term, and marks the winter solstice. It begins when the Sun reaches the celestial longitude of 270° (around 23 December) and ends when the Sun reaches the longitude of 285° (around 5 January).