FACTOID #53: If you thought Antarctica was inhospitable, think again - its land area is only ninety-eight percent ice. Reassuringly, the other 2% is categorised as "barren rock".
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Contains the small but populous provinces based around the Red River. There are nine provinces in this region. It also includes the national capital, Hanoi, and the municipality of Haiphong —both are independent of any provincial government.
RedRiver, Chinese Yuan Chiang, Vietnamese Song Hong, chief river of N Vietnam, 730 mi (1,175 km) long, rising in Yunnan prov., S China, and flowing southeast, in deep, narrow gorges, through N Vietnam to form a great delta before entering the Gulf of Tonkin.
The RedRiverdelta, c.75 mi (120 km) long and 75 mi wide, is the economic center of N Vietnam, whose chief port, Haiphong, is on the delta's north branch.
The RedRiver has an irregular flow and is subject to flooding, especially during the JuneOctober high water period; dikes and canals protect the delta from floodwaters.