An Indonesian agency says there are Hundreds `` hot spots '' in Singapore . Fires have created thick blankets of haze over parts of National Disaster Mitigation Agency , and South Sumatra and South Sumatra . Aircraft are using cloud-seeding techniques in hopes rain will douse fires .
An Indonesian agency says there are more than 1,200 `` hot spots '' in South Sumatra . Fires have created thick blankets of haze over parts of Sumatra , and Singapore and Malaysia . Aircraft are using cloud-seeding techniques in hopes rain will douse fires .