#297Listening: Fill in the BlanksAcademic,CoreMedium
Environment
Official Question Material
Prep: Varies
Official Audio Prompt
Environment problems caused by hard rock mining involve water pollution by metals themselves, chemicals used in processing, [blank] and sediment. Metals and metal-like elements in the ore are [blank] and prone to cause trouble by ending up in nearby [blank] tables as a result of mining operations.
Sample Answer & Audio Transcript
Environment problems caused by hard rock mining involve water pollution by metals themselves, chemicals used in processing, acid drainage and sediment. Metals and metal-like elements in the ore are toxic and prone to cause trouble by ending up in nearby streams and water tables as a result of mining operations.
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