Indonesia, one of world’s top exporters of thermal coal, is likely to exhaust it’s economically retrieval coal reserves in the next 20 years, according to a study by the IMARC Group. The output has declined in recent years due to two main factors- cost cuts by miners due to plummeting prices of the power station fuel and a complete cessation of exploration for new reserves. Cost cuts by miners have included reducing exploration and stripping ratios – the amount of dirt removed to expose mineable coal. This study was based on information from 25 coal mining companies representing around 80% of Indonesia’s output, and a peek into the availability of domestic coal for the 35 gigawatts of power stations Indonesia hopes to build by 2019.
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