Fires started by palm oil and paper companies to clear land are destroying orangutan habitat at an alarming rate. This coupled with prolonged drought and El Nino are making matters worse. "Indonesia has approved palm oil concessions on nearly 15 million acres of peatlands over the last decade; burning peat emits high levels of carbon dioxide and is devilishly hard to extinguish". http://www.nytimes.com/2016/04/06/world/asia/indonesia-orangutan-borneo-fires.html?hp&action=click&pgtype=Homepage&clickSource=story-heading&module=second-column-region®ion=top-news&WT.nav=top-news&_r=0