Analysis of information sources in references of the Wikipedia article "Seoul" in English language version.
The city was popularly called Seoul in Korean during both the Chosŏn (Yi) dynasty (1392–1910) and the period of Japanese rule (1910–45), although the official names in those periods were Hansŏng (Hanseong) and Kyŏngsŏng (Gyeongseong), respectively.
South Korea ranked 173rd out of 180 countries in terms of air quality, the Environmental Performance Index 2016 rankings showed Monday. ... A report said that 1.3 billion people exposed to poor air quality lived in East Asian countries, with more than 50 percent of the populations in South Korea and China exposed to dangerous levels of fine dust.
The city was popularly called Seoul in Korean during both the Chosŏn (Yi) dynasty (1392–1910) and the period of Japanese rule (1910–45), although the official names in those periods were Hansŏng (Hanseong) and Kyŏngsŏng (Gyeongseong), respectively.
South Korea ranked 173rd out of 180 countries in terms of air quality, the Environmental Performance Index 2016 rankings showed Monday. ... A report said that 1.3 billion people exposed to poor air quality lived in East Asian countries, with more than 50 percent of the populations in South Korea and China exposed to dangerous levels of fine dust.
