Inorganic Carbon Sequestration in Tropical Karst Area (Case Study in Biduk-Biduk Karst Area, Kalimantan)
Danardono1, EKO Haryono2, M. Widyastuti3, M. Iqbal Taufiqurrahman Sunariya4

1Danardono, Lecturer, Faculty of Geography, Universitas Muhammadiyah Surakarta, Surakarta, Central Java, Indonesia.

2EKO Haryono, Lecturer, Faculty of Geography, Universitas Muhammadiyah Surakarta, Surakarta, Central Java, Indonesia.

3M. Widyastuti, Lecturer, Faculty of Geography, Universitas Muhammadiyah Surakarta, Surakarta, Central Java, Indonesia.

4M. Iqbal Taufiqurrahman Sunariya, Lecturer, Faculty of Geography, Universitas Muhammadiyah Surakarta, Surakarta, Central Java, Indonesia.

Manuscript received on 08 April 2019 | Revised Manuscript received on 15 April 2019 | Manuscript Published on 24 May 2019 | PP: 556-562 | Volume-8 Issue-6S3 April 2019 | Retrieval Number: F11090486S319/19©BEIESP

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© The Authors. Blue Eyes Intelligence Engineering and Sciences Publication (BEIESP). This is an open-access article under the CC-BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/)

Abstract: Karst Area has a potential to absorb some of carbon derived from dissolution process called inorganic carbon sequestration. In the other hand, the potential of karst area on absorbing inorganic carbon was rarely studied especially in Indonesia. Studied about the potential of karst area to absorb inorganic carbon need to be done to know the role of karst area on reducing global carbon emissions. This research aims to 1) identify the potential value of inorganic carbon sequestration in the Biduk-Biduk Karst Region, and 2) analyze the potential value of the Biduk-Biduk Karst Region in supporting efforts to reduce carbon emissions in East Kalimantan Province and Indonesia Country. Inorganic carbon sequestration in Biduk-Biduk Karst Region was measured based on carbonate dissolution rate process using a standard limestone tablet method. The results showed that the total potential of Biduk-Biduk Karst Region to absorb inorganic carbon was 30.254 Mg/year-CO¬2. This potential value of inorganic carbon sequestration in Biduk-Biduk Karst Region can help to reduce carbon emissions in East Kalimantan Province of 0,07% every year and Indonesia Country of 0,008% every year.

Keywords: Karst, Inorganic Carbon, Dissolution Process, Carbon Sequestration, Limestone Tablets.
Scope of the Article: Economics of Energy Harvesting Communications