Traffic exhausts, factory pollution and uncontrolled construction are all being blamed for a pollution crisis that has hit the city of Bangkok.
The Thai capital has been shrouded in murky haze for weeks, causing people to cough up blood and pets suffering pollution sickness.
Residents have started trying to protect themselves by putting on masks while on the streets or public transport.
Authorities have seeded clouds to provoke rain, sprayed overpasses with water to catch micro-pollutants and even asked people not to burn incense sticks and paper during Chinese New Year celebrations. Read more