In the life cycle of coal, biomass decomposes over thousands of years and becomes peat and then after thousands more years, becomes lignite, and then coal.
After thousands more years, this becomes lignite, and then coal. In the life cycle of coal, biomass decomposes over thousands of years and becomes peat.
In the life cycle of coal, biomass decomposes over thousands of years and becomes peat. After thousands more years, this becomes lignite, and then coal.
In the life cycle of coal, biomass decomposes over thousands of years and becomes peat. After thousands more years, this becomes lignite, and then coal.