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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.
In the United States an extreme cold warning was an experimental weather warning issued by the National Weather Service in North Dakota, South Dakota, and Minnesota. [5] The warning was issued if the temperature fell to −35 °F (−37 °C) or colder with a wind of less than 5 mph (8 km/h; 2 m/s). [6]
Thinsulate fibers are about 15 micrometres (0.00059 in) in diameter, [8] which is thinner than the polyester fibers normally used in insulation for clothing such as gloves or winter jackets. Advertising material suggests that Thinsulate is more effective due to the increased density of fibers with decreased size of fibers compared with more ...
Livable Winter Cities, published in 1986 in Edmonton, provides a solid context and background of the city's relationship with winter. The book emphasizes the lack of literature on the design of winter cities, and attempts to provide a comprehensive resource for winter cities, at a time when it was a relatively newer topic.
Winter: Five Windows on the Season is a nonfiction book written by Adam Gopnik for the 2011 Massey Lectures.Each of the book's five chapters had been delivered as a one-hour lecture discussing artistic portrayals of winter: its impact on culture and societies, polar exploration, and winter recreation.
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Volkswagen Beetle racing on ice. Ice racing is a form of racing that uses cars, motorcycles, snowmobiles, all-terrain vehicles, or other motorized vehicles.Ice racing takes place on frozen lakes or rivers, or on groomed frozen lots.