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In 1973, the scale was introduced to the general public, [5] and saw widespread use after Neil Frank replaced Simpson at the helm of the NHC in 1974. [6] The scale was created by Herbert Saffir, a structural engineer, who in 1969 was commissioned by the United Nations to study low-cost housing in hurricane-prone areas. [7]
In this, it is a strategy that is similar to proportional symbol maps, which scale point features, and many flow maps, which scale the weight of linear features. However, these two techniques only scale the map symbol , not space itself; a map that stretches the length of linear features is considered a linear cartogram (although additional ...
The CEFR's 54 descriptor scales had been reduced to a single scale, i.e. the "Global Scale". This misunderstanding is documented by the use of a six-step staircase to illustrate the competence model suggested by the CEFR. In the CEFR-CV, the descriptor scales are intended to describe context-specific, differentiated competence profiles.
Spinosaurus (/ ˌ s p aɪ n ə ˈ s ɔːr ə s /; lit. ' spine lizard ') is a genus of spinosaurid dinosaur that lived in what now is North Africa during the Cenomanian stage of the Late Cretaceous period, about 100 to 94 million years ago.
Chart of the time-averaged census for large-bodied dinosaurs from the entire Hell Creek Formation in the study area According to studies published in 2021 by Charles Marshall et al., the total population of adult Tyrannosaurus at any given time was perhaps 20,000 individuals, with computer estimations also suggesting a total population no lower ...
The Gaza war [p] has been fought between Israel and Hamas-led Palestinian militant groups [q] in the Gaza Strip and Israel since 7 October 2023. The fifth war since 2008 in the Gaza–Israel conflict, it is the most significant military engagement in the region since the Yom Kippur War in 1973, [74] and sparked an ongoing Middle Eastern crisis.
Zheng He (also romanized Cheng Ho; 1371–1433/1435) was a Chinese admiral, explorer, diplomat, and bureaucrat during the early Ming dynasty (1368–1644). He is often regarded as the greatest admiral in Chinese history.