Peat in Indonesia is generally located in the lowlands close to the shore and its estimated total area is 21 million hectares, or almost half of the total area of tropical peatlands in the world, which are located in Kalimantan, Sumatra and Papua. Peat is a type of soil derived from plant materials that partly decomposed and have been preserved in the condition for thousands of years.
Winrock – Protokol Pengelolaan Gambut – Booklet – 2017 – Bahasa Indo