Wednesday, May 25, 2016

Onitsha Tops 20 Worst Cities in the World for Air Pollution

According to World Health Organization (WHO), Onitsha in south eastern Nigeria has the worst air pollution in the world.

See • Chart: The 20 Worst Cities Worldwide For Air Pollution | Statista

https://www.statista.com/chart/4887/the-20-worst-cities-worldwide-for-air-pollution/

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May 25, 2016

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