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German court rules RWE may not yet clear ancient forest ...

Pillars In Hard Rock Mining Excavation - pillars in hard rock mining excavation Glossary of Mining Terminology Glace Bay Coal Bump Sudden outbursts of coal and rock that occur when stresses in a coal pillar, left for support in underground workings, cause the pillar to rupture without warning, sending coal and rock flying with explosive force.

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German power company RWE is not permitted to clear an ancient forest for mining until a court reviews claims from an environmental group, a German court ruled on Friday. The utility giant has ...