In 1662, Christopher Wren created the first tipping-bucket rain gauge in Britain in collaboration with Robert Hooke. In 1441, the Cheugugi was invented during the reign of Sejong the Great of the Joseon Dynasty of Korea as the first standardized rain gauge. In 1247, the Song Chinese mathematician and inventor Qin Jiushao invented Tianchi basin rain and snow gauges to reference rain, and snowfall measurements, as well as other forms of meteorological data. Each state storehouse was equipped with a rain gauge to classify land for taxation purposes.Rainfall measurement was also mentioned in the Jewish text in Palestine. In the Arthashastra, used for example in Magadha, precise standards were set as to grain production. People living in India began to record rainfall in 400 BCE The readings were correlated against expected growth. The first known rainfall records were kept by the Ancient Greeks, at around 500 BCE. It is used to determine the depth of precipitation (usually in mm) that occurs over a unit area and measure rainfall amount. Standard National Oceanic and Atmospheric Administration rain gaugeĪ rain gauge (also known as udometer, pluvia metior, pluviometer, ombrometer, and hyetometer) is an instrument used by meteorologists and hydrologists to gather and measure the amount of liquid precipitation over a predefined area, over a period of time.
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