Indonesian authorities say 72 people suspected of starting fires have been arrested, with many accused of burning land to clear areas for plantations. The arson suspects were being investigated in connection with 89 forest and land fire cases across five provinces on the island of Borneo and four on Sumatra, said Mohammad Irhamni, director of special crimes at the National Police's Criminal Investigation Agency Key points and original sources are listed below.

• Indonesian authorities say 72 people suspected of starting fires have been arrested, with many accused of burning land to clear areas for plantations.S1

• The arson suspects were being investigated in connection with 89 forest and land fire cases across five provinces on the island of Borneo and four on Sumatra, said Mohammad Irhamni, director of special crimes at the National Police's Criminal Investigation Age...S2