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From 185 BC (the beginning of the Western Han Dynasty) to 1911 (the end of the Qing Dynasty) in 2096, the Yangtze River had a total of large floods1, Yao Shun (about 2000 years ago) flooded China, Dayu water. (Shangshu).
2. In the Xia Dynasty (before 1600 BC), the Shang Marquis died in the river, and died in the water. (Chinese).
3. In the fifth year of King Zhou Ding (602 BC), the Yellow River was diverted for the first time. ("Hanshu Gou Xun Zhi").
4. In the fifth year of Lu Chenggong (586 years ago), the Jinliang landslide occurred, and the Yanhe River did not flow for three days. ("Three Legends of Spring and Autumn").
5. In the twentieth year of the Jin Dynasty (453 years ago), the river was decided. (Ancient book "Bamboo Book Chronicle").
6. In the twelfth year of King Liang Huicheng (359 BC), the Chu division went out of the river to water outside the wall. (Ancient book "Bamboo Book Chronicle").
7. In the tenth year of King Xiang of Wei (309 years ago), the river overflowed with sour jujubes. (Ancient book "Bamboo Book Chronicle").
8. In the twenty-second year of Qin Shi Huang (225 years ago), Wang Ben attacked Wei Yinhe to irrigate the Liang, damaged its city, and Wei surrendered. ("The Chronicle of the First Emperor").
9. In the autumn of the fourth year of the Han Dynasty (184 years ago), there was a great flood in Henan, and there were more than 1,600 Yiluoliu. (Hanshu Five Elements Chronicles).
10. In the twelfth year of Emperor Wen of the Han Dynasty (168 years ago), the river broke the sour jujube and broke the golden embankment in the east. ("Hanshu Gou Xun Zhi").
11. In the seventeenth year of Emperor Wen of the Han Dynasty (163 years ago), the river overflowed through Si. ("Historical Records: Feng Zen Book").
12. In the spring of the third year of Emperor Wu's founding (138 years ago), the river overflowed in the plain, and there was a great hunger and cannibalism. ("Hanshu Wudi Ji").
13. In the spring of the third year of Yuanguang (132 years ago), the river migrated and flowed into Bohai from the southeast of Dunqiu 214 times
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It seems to be Song, and it is recorded in Shen Kuo's Mengxi writings.
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Tidal phenomena refer to the periodic movement of sea water under the action of the gravitational force of celestial bodies (mainly the moon and the sun), and it is customary to call the vertical rise and fall of the sea surface tide, and the flow of sea water in the horizontal direction is called tidal current. In ancient times, the water gushing from the river and sea during the day was called "tide", and the water at night was called "tide", which was collectively called "tide".
In the next two or three days after the fifteenth day, there shall be a great tide with the greatest tidal range, when the tide rises at its highest, and on the fifteenth day there is a full-day tide, and the rest of the days are irregular half-day tides, and the lowest is falling. At the beginning of each month of the lunar calendar.
In the next two or three days after the 8th and 23rd, there will be a small tide with the smallest tidal range, when the tide will not rise too high and fall too low.
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You can go to the National Astronomical Observatory** to check the daily high and low tide times.
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Yi Di and Du Kang were both from the Xia Dynasty, and the historical data taken say that Yi Di was the first person to make wine, and now the commercial promotion of Du Kang seems to be more in the limelight. In fact, it is a legend that all ethnic groups around the world have made wine in different places, which is an inevitable law, not a coincidence, because grain fermentation becomes wine, regardless of national borders. >>>More
Summary. Hello dear, according to inquiries, the longest surviving dynasty in history is the Zhou Dynasty. The rule of the Zhou Dynasty can be divided into two stages: the Western Zhou Dynasty and the Eastern Zhou Dynasty, which existed for about 800 years, but in the later period, after moving the capital to Luoyi, the Zhou Dynasty basically existed in name only. >>>More
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