CD Skripsi
Estimasi Karbon Tersimpan Pada Hutan Mangrove Di Kampung Bunsur Kecamatan Sungai Apit Kabupaten Siak
ABSTRACT
Global warming and increasing greenhouse gas emissions are major environmental
concerns. The Indonesian Government's FOLU Net Sink 2030 strategy aims to
reduce emissions by increasing carbon sequestration in terrestrial ecosystems,
including mangrove forests. The 45-hectare mangrove forest in Bunsur Village,
Sungai Apit District, Siak Regency, Riau Province, is a coastal ecosystem with high
carbon stock potential. This study aims to estimate the total carbon stock stored in
this ecosystem. The sampling method used included non-destructive sampling for
living vegetation and destructive sampling for soil and necromass. A sampling
intensity (IS) of 1% resulted in 45 plots at three observation stations. Data were
collected to analyze four carbon pools: (1) aboveground biomass (trees, saplings,
poles, seedlings), (2) belowground biomass (roots), (3) necromass (dead wood), and
(4) soil. Mangrove-specific allometric equations were used for biomass and carbon
estimation. Ten mangrove species from six families were found, with an average
total carbon stock of 235,058 tons/ha. The breakdown is as follows: aboveground
carbon 83,551 tons/ha (35.54%), belowground 33,579 tons/ha (14.29%), necromass
1,189 tons/ha (0.51%), and soil 119,634 tons/ha (50.86%). The highest stock was
recorded at Station III (327,416 tons/ha), followed by Station II (234,318 tons/ha)
and Station I (143,441 tons/ha). These findings are expected to provide a scientific
basis for mangrove ecosystem conservation and rehabilitation efforts, as well as
support climate change mitigation policies at the local and national levels.
Keywords: Carbon stock, Mangrove, Blue Carbon, Biomass, FOLU Net Sink
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