barometric height
91Humboldt, Alexander von — ▪ German explorer and naturalist Introduction in full Friedrich Wilhelm Heinrich Alexander, Freiherr (baron) von Humboldt born Sept. 14, 1769, Berlin died May 6, 1859, Berlin German naturalist and explorer who was a major figure in the… …
92December 1969 nor'easter — Surface weather analysis of the nor easter, with its track highlighted in red The December 1969 nor easter was an intense winter nor easter that impacted the Mid Atlantic and New England regions of the United States between December 25 and… …
93Cyclone Orson — Severe Tropical Cyclone Orson Category 5 cyclone (Australian scale) Category 5 tropical cyclone (SSHS) …
94Northwood mid-air collision — Occurrence summary Date 4 July 1948 Type Mid air collision Site …
95high — I. adjective Etymology: Middle English, from Old English hēah; akin to Old High German hōh high, Lithuanian kaukaras hill Date: before 12th century 1. a. having large extension upward ; taller than average, usual, or expected < a high wall > b.… …
96Geyser — For other uses, see Geyser (disambiguation). Strokkur geyser, Iceland …
97OC-135B Open Skies — Infobox Aircraft name = OC 135 Open Skies type = Observation Support/Support Open Skies Treaty manufacturer = Boeing Military Airplanes Division caption = designer = first flight = introduction = June avyear|1993 retired = status = primary user …
98Tsar Bomba — This article is about the Soviet hydrogen bomb. For the Bride album, see Tsar Bomba (album). AN602 The Tsar Bomba mushroom cloud seen from a distance of 160 km. The crown of the cloud is 56 km high at time of picture. Type …
99Saffir-Simpson Hurricane Scale — The Saffir Simpson Hurricane Scale is a classification used for most Western Hemisphere tropical cyclones that exceed the intensities of tropical depressions and tropical storms, and thereby become hurricanes. The scale divides hurricanes into… …
100Primitive equations — The primitive equations are a set of nonlinear differential equations that are used to approximate global atmospheric flow and are used in most atmospheric models. They consist of three main sets of equations: # Conservation of momentum :… …
