| 11. | The natural vegetation is characterised by areas of blanket bog, impoverished upland heath and acid grassland.
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| 12. | This is caused by run-off from the upland sandstones and blanket bogs in their catchment areas.
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| 13. | The area has one of the largest expanses of blanket bog and heathland in northern England.
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| 14. | In some areas of Europe, the spread of blanket bogs is traced to deforestation by prehistoric cultures.
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| 15. | The problem is particularly acute for raised bogs as they yield a higher-grade fuel than blanket bogs.
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| 16. | The area is remote, virtually uninhabited blanket bog which was once used mainly for milled peat production.
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| 17. | Landscape largely consists of Atlantic blanket bog interspersed with some areas of machair and white sandy beaches.
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| 18. | Nowadays, it is a Special Area of Conservation because of the unique nature of the intact blanket bog habitat.
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| 19. | Bedrock geology for both areas is shale overlain locally by glacial till and blanket bog vegetation is well developed.
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| 20. | Due to the inhospitable nature of these areas due to blanket bogs and thin rock, they were sparsely populated.
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