PHNOM PENH (Khmer Times): Cambodian capital Phnom Penh now ranks as second most polluted city in the world on Friday morning, according to live IQAir results. According to the ‘Live most ...

Bat expert Joe Ralston, a senior research coordinator for the World Conservation Society (WCS), noted in 1999 that Phnom Penh was the only capital city in Asia to host such a large population of ...