TEGUH, chief of the village of Henda, in the Indonesian portion of Borneo, enters his office brimming with apologies for being late. The acrid scent of smoke wafts from his clothes. He explains that he was guiding police and firefighters to a fire just outside the village. A farmer had decided to clear his land by burning it. Henda sits amid Borneo’s vast peatlands; the fire had set the fertile soil smouldering for nearly 24 hours. It was a small fire, he says—perhaps a couple of hectares—but Mr Teguh still struggled to contain his exasperation, given the destruction wrought by fires set for land-clearance just a year ago.

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