7 min read
This study guide covers mining techniques (open-pit, underground, heap leaching, strip mining, and mountain top removal) and their environmental impacts. It also discusses mining waste (overburden, tailings/slag, and waste rock) and its effects on human health and the environment (toxic substances, land degradation, and water contamination). The guide includes practice questions and emphasizes key topics for exam preparation.
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Question 1 of 12
⛏️ What is the main purpose of mining?
To create new landforms
To extract valuable minerals and materials
To dispose of waste products
To generate energy