Pekanbaru

Children cover their noses near burnt land in Marpoyan Damai sub district, in the outskirts of Pekanbaru, in Indonesia's Riau province June 20, 2013. Haze from fires in Indonesia blanketing Singapore could persist for weeks or longer, Singapore's Prime Minister Lee Hsien Loong said on Thursday, as the smoke drove air quality to "hazardous" levels and disrupted business and travel in the region.

Azwar/Reuters

Children cover their noses near burnt land in Marpoyan Damai sub district, in the outskirts of Pekanbaru, in Indonesia’s Riau province. Haze from fires in Indonesia blanketing Singapore could persist for weeks or longer, Singapore Prime Minister Lee Hsien Loong said on Thursday, as the smoke drove air quality to “hazardous” levels and disrupted business and travel in the region.