View all World History worksheets. View all Famous War worksheets. View all famous figure worksheets. View all President worksheets. View all author worksheets. View all musician worksheets. View all inventor worksheets. View all athlete worksheets. View all civil rights worksheets.
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Between July and November, some 88, sq km of land were completely flooded, and about 21, sq km more were partially flooded. The Huang He has changed course in the eastern portion a number of times. For several centuries before , it emptied into the Yellow Sea, south of the highlands of Shandong Province. The course shifted north that year, and, from that time until , the river emptied into the gulf of Bohai. In , during the Second Sino-Japanese War, the Chinese forces, seeking to impede the invading Japanese, destroyed the dikes and diverted the Huang He into the former course.
The Chinese rebuilt the dikes in , re-diverting the river to the Bohai. The present delta is 36, sq km in size i Although there are several distributary channels, the southern branch is the presently most active.
This distributary has changed considerably in the past twenty years [ i02 and i03 ]. The delta grew nearly km2 between and , then began eroding back [Evans, ]. Between and , the delta area eroded back about km2. In a new channel was cut near the tip of the delta. With the ability to better control the Huang He and save their crops from flooding, Chinese leaders were able to solidify their rule of China, and a number of dynasties headquartered in the region followed.
The valley became the center of Chinese culture , society, and learning. The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. The Rights Holder for media is the person or group credited. Tyson Brown, National Geographic Society. National Geographic Society. Gina Borgia, National Geographic Society. For information on user permissions, please read our Terms of Service.
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