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How can surface coal mining destroy habitats?
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coal
Bituminous coal.
Surface coal mining, including strip mining, destroys natural habitats through a systematic process of landscape alteration. The operation begins by clearing all trees and vegetation from the site and removing the topsoil, which eliminates the existing ecosystem.12
The process further degrades the environment in several ways:
- Topographic Alteration: Mining removes the overburden (soil and rock) above coal seams. Techniques like mountaintop removal mining can dramatically and irreparably change the topography of an entire area.13
- Sedimentation and Pollution: Exposed surfaces and waste materials weather rapidly, producing sediment and toxic chemical products such as sulfuric acid and iron sulfates. This runoff clogs nearby streams and creates "acid mine drainage," which significantly reduces the number of plants and animals in the vicinity.3
- Soil Degradation: The resulting spoil banks are often barren, infertile, and prone to erosion, making natural recovery difficult without active reclamation efforts.14
While modern regulations require land restoration, the initial destruction of established habitats remains a fundamental consequence of surface mining operations.32