Consequently , their population is declining .
The Bornean orangutan , also found in the forest along the Pawan river in West Kalimantan , are facing severe habitat loss due to logging and clearing land for palm oil and related agriculture activities .
Their population is declining .
The Bornean orangutan , also found in the forest along the Pawan river in West Kalimantan , are facing severe habitat loss due to logging and clearing land for palm oil and related agriculture activities .