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First page of the map with part of the introduction. Mao Kun map, usually referred to in modern Chinese sources as Zheng He's Navigation Map (traditional Chinese: 鄭和航海圖; simplified Chinese: 郑和航海图; pinyin: Zhèng Hé hánghǎi tú), is a set of navigation charts published in the Ming dynasty military treatise Wubei Zhi. [1]
Pacific Marine Center, the USC&GS ship base USC&GS Explorer in the Aleutian Islands in 1944 NOAAS Oceanographer (R 101) off Seattle, Washington, ca. 1974. As USC&GS Oceanographer (OSS 01), she was flagship of the Coast and Geodetic Survey fleet from her commissioning in 1966 until the creation of NOAA in 1970.
Stick charts were made and used by the Marshallese to navigate the Pacific Ocean by canoe off the coast of the Marshall Islands. The charts represented major ocean swell patterns and the ways the islands disrupted those patterns, typically determined by sensing disruptions in ocean swells by islanders during sea navigation.
An Electronic Navigational Chart (ENC) is a digital representation of a real-world geographical area for the purpose of Marine navigation.Real-world objects and areas of navigational significance, or to a lesser degree - informational significance, are portrayed through Raster facsimiles of traditional paper charts; or more commonly through vector images, which are able to scale their relative ...
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Google Public Data Explorer provides public data and forecasts from a range of international organizations and academic institutions including the World Bank, OECD, Eurostat and the University of Denver. [2] [3] These can be displayed as line graphs, bar graphs, cross-sectional plots or on maps. [4]
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