The United States has a long history of mining. Policies help keep miners safe. New technologies make it possible to mine more materials than ever before. People interact with and use products that require mined minerals every day, from light bulbs to cell phones. While mining impacts people's daily lives, it also impacts the environment. Mining in America digs into the pros and cons of mining, describing how the industry has evolved throughout US history. Core Library is the must-have line of nonfiction books for supporting the Common Core State Standards for grades 4-8. Core Library Features: A Wide variety of high-int erst topics, Well-researched, clearly writ en information text, Primary sources with accompanying questions, Multiple prompts and activities for writing, reading, and critical thinking, Charts, graphs, diagrams, timelines, and maps.