Dozens of Indonesian schools were shuttered for a second day on Aug. 11 against the spreading haze of wildfires plaguing the archipelago at the start of a long and intense dry season worsened by El Nino.

Indonesian authorities have closed a popular national park until further notice. Strong winds and rough terrain are making it difficult for firefighters to extinguish the blaze.

Authorities warn drought, strong winds and the El Niño weather pattern have increased fire risks