| 11. | The Blakiston estate included some of the area's richest coal seams.
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| 12. | The Kozlu contains 19 coal seams totaling 30 32 m.
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| 13. | Discovery of sizeable coal seams further increased interest in the area.
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| 14. | Underground coal seam fires are customarily quenched by inertization through mine rescue personnel.
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| 15. | The methane in coal seams must be extracted by large volumes of water.
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| 16. | Coal seams are found in the western and central areas of Pictou basin.
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| 17. | Gas is produced and extracted through wells drilled into the unmined coal seam.
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| 18. | Local coal seams are usually thin, steeply dipping and highly faulted.
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| 19. | She cited " pollution from uncontrolled forest, peat and coal seam fires ."
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| 20. | Environmentalists say underground peat and coal seams could smolder for months.
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