Fruit production fell for 2.5 years after Borneo’s 2015 fires.

Indonesia faces one of its worst wildfire seasons in over a decade, with Kalimantan’s peatlands smoldering.

Orangutans lost lean body mass as females rested more, travelled less and ate lower-quality fallback foods.

“You hear them coughing,” said Maria van Noordwijk, a Max Planck research fellow who helped establish Tuanan.

Tuanan’s researchers, monitoring since 2003, can trace this year’s fires the same way.

How each outlet framed it
Phys.org leans critical
ties the Borneo fires to long-term orangutan behaviour, using Tuanan's monitoring records since 2003 to show effects lasting years after the 2015 burns

Sources: Phys.org