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A very different way to produce gas from coal is known as underground coal gasification ... relieving concerns about water contamination and subsidence, he argues.

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Underground coal gasification produces syngas ... • Concerns over groundwater contamination hazard and risks. LLNL Focus: Criteria for site selection & planning

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Concerns over coal 'gasification' off Wirral coast 2014/1/30· CONCERNS about the possibility of coal "gasification" taking place off the Wirral coast will be ...

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