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The top documents tagged [disadvantages coal]
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COA L. WHERE DOES COAL COME FROM? These plants soaked up the sun’s energy while they were alive and stored this energy in their leaves, stems, and roots
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ENERGY Co-finanziato Dal Programma LLP dell’Unione Europea L’autore è il solo responsabile di questa comunicazione. L’Unione europea declina ogni responsabilità
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Energy, power and climate change
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Energy, power and climate change Great website 8.1 Energy degradation and power generation 1. Hot gas will cause the piston to move. Thermal energy may
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