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Snow can be compacted to form a snow road and be part of a winter road route for vehicles to access isolated communities or construction projects during the winter. [78] Snow can also be used to provide the supporting structure and surface for a runway, as with the Phoenix Airfield in Antarctica. The snow-compacted runway is designed to ...
John Snow (15 March 1813 – 16 June 1858 [1]) was an English physician and a leader in the development of anaesthesia and medical hygiene.He is considered one of the founders of modern epidemiology and early germ theory, in part because of his work in tracing the source of a cholera outbreak in London's Soho, which he identified as a particular public water pump.
Snow's work, particularly his maps of the Soho area cholera victims, convinced Whitehead that the Broad Street pump was the source of the local infections. Whitehead joined Snow in tracking the contamination to a faulty cesspool and the outbreak's index case (the baby with cholera).
1665 - Robert Hooke observes snow crystals under magnification in Micrographia. 1675 - Friedrich Martens, a German physician, catalogues 24 types of snow crystal. [6] [7] 1681 - Donato Rossetti categorizes snow crystals in La figura della neve. 1778 - Dutch theologian Johannes Florentius Martinet diagrams precise sketches of snow crystals. [8 ...
An iridium anomaly has been discovered at the base of the cap carbonate formations and has been used to suggest that the glacial episode lasted for at least 3 million years, [47] but this does not necessarily imply a global extent to the glaciation; indeed, a similar anomaly could be explained by the impact of a large meteorite. [48]
The working title of the show was Snow. "Yes, there is a Jon Snow show in development," Thrones author George R. R. Martin wrote on his blog after the news came out in 2022. "Our working title for ...
A snowflake is a single ice crystal that is large enough to fall through the Earth's atmosphere as snow. [1] [2] [3] Snow appears white in color despite being made of clear ice. This is because the many small crystal facets of the snowflakes scatter the sunlight between them. [4]
The L.A. Confidential star recently discovered that she inspired—at least in part—the beloved sitcom Schitt's Creek, created by Dan Levy and his father, Eugene Levy.