VOV.VN - Hanoi recorded hazardous air pollution levels on the evening of December 7, with fine particulate matter (PM2.5) spiking to 35 times the World Health Organisation’s recommended limit and the city briefly ranking as the world’s most polluted, according to air quality monitor IQAir.
VOV.VN - Hundreds in traditional Vietnamese attire paraded around Hanoi’s Hoan Kiem Lake on December 7, reenacting an old-style wedding ceremony once common in the capital.