The BBC’s Liza Tambunan is in central Kalimantan, to explain what peat is and why Indonesia is facing its worst wildfire season in a decade.
More in Science
BBC Inside Science
October 22, 2026
Weather warning in place ahead of Storm Boelo
October 22, 2026
Damaging hail pelts Phoenix in rare storm
October 22, 2026
Activists celebrate as land given protected status
October 22, 2026
Project aims to protect rare arctic-alpine plants
October 22, 2026
Two storms in two days as Austen and Boelo target UK
October 22, 2026
Latest News
BBC Inside Science
October 22, 2026
PM Modi Says 'Parasite' Congress Hurts Dissent Movements, 'Honest Critics'
October 22, 2026
Police Case Over Delhi Influencer's Racist Video Against Tripura Teen
October 22, 2026
RSS-Linked Group Opens Its First Public Office In Kashmir Valley
October 22, 2026
"UN's Limits Clearly Visible": PM Modi Presses For 'New Solutions' At NDTV Summit
October 22, 2026
Tech CEO-YouTuber Jason Samuel Arrested Over Influencer Harish's Suicide
October 22, 2026