describe the process of formation of coal
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Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years. ... As a fossil fuel burned for heat, coal supplies about a quarter of the world's primary energy and two-fifths of its electricity.
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Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years. ... As a fossil fuel burned for heat, coal supplies about a quarter of the world's primary energy and two-fifths of its electricity.
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