The Giam Siak Kecil-Bukit Batu (GSK-BB) Biosphere Research is one of the area that has the largest peatland in Riau. Some peatlands in this area have been converted into plantations and industrial plantations (HTI). The transfer of functions greatly affects the shrinkage and changes in vegetation, so an analysis is needed to determine the effect of peatland conversion into Acacia industrial pla…