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Coal is a sedimentary rock that has been mined for fuel at least as far back as 1000 BC. This informative book describes for young readers
- how coal is formed
- the four grades of coal: peat, lignite, bituminous, anthracite
- finding and extracting coal by shaft and strip mining
- where coal deposits are located in the world
- a miner's life
- the uses of coal throughout history
- pollution and health problems from this "dirty" source of energy
- alternatives to coal
Children will be intrigued by this series that digs deep. Raw materials found under the earth have both a practical purpose, providing us with fuel, and a pleasing purpose, giving us dazzling jewels and metals to adorn ourselves. This fascinating series uses clear text, amazing photographs, and detailed diagrams to explain
- how the material is formed
- its use throughout history
- where it is found in the world
- how it is located and extracted
- who is involved in its extraction
- how the material is used
- the potential problems for the environment and our health

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