meteorological observations
51Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
52Instrumental temperature record — See also temperature record. The instrumental temperature record shows the fluctuations of the temperature of the atmosphere and the oceans as measured by temperature sensors. Currently, the longest running temperature record is the Central… …
53Arnold Henry Guyot — Infobox Scientist name = PAGENAME box width = image size =150px caption = PAGENAME birth date = September 28, 1807 birth place = Boudevilliers, Switzerland death date = February 8, 1884 death place = residence = citizenship = American nationality …
54Henrik Mohn — (May 15, 1835, Bergen September 12, 1916, Christiania) was a meteorologist from Norway. He began his education at the Cathedral school in Bergen. Later he went to Christiania University. In 1852 he got a doctor s degree.In 1866 he became… …
55History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
56Henry Francis Blanford — 250px Henry Francis Blanford Nacimiento 3 de junio de 1834 Londres Fallecimiento 23 de enero de 1893, 58 años Folkestone …
57S. A. Andrée's Arctic balloon expedition of 1897 — was an ill fated effort to reach the North Pole in which all three expedition members perished. S. A. Andrée (1854 ndash;97), [Andrée, christened Salomon August, invariably went by his initials as an adult.] the first Swedish balloonist, proposed …
58History of research ships — The research ship had origins in the early voyages of exploration. By the time of James Cook s Endeavour , the essentials of what today we would call a research ship are clearly apparent. In 1766, the Royal Society hired Cook to travel to the… …
59Binaire à occultation — Double à occultation Mesure d occultation d une étoile double Une étoile double à occultation est une étoile binaire dont les deux composantes sont successivement occultées par la Lune (ou un autre corps du système solaire) lors du mouvement… …
60Double a occultation — Double à occultation Mesure d occultation d une étoile double Une étoile double à occultation est une étoile binaire dont les deux composantes sont successivement occultées par la Lune (ou un autre corps du système solaire) lors du mouvement… …
