Coal Transformation
Siužetinės Linijos Tekstas
- along with the pressure from the water and dirt, heat helped turn those dead plants into coal
- over time the plants continued to get buried under the water and dirt
- before the dinosaurs many large plants died and fell into swamps
- coal can be extracted from the ground by surface mining of underground mining
- coal is transported across the country on trains and barges
- coal is used to generate electricity
- coal is burned in a boiler to create steam which is eventually turned into fuel to generate electricity
- environmental impacts: coal combustion contributes to acid rain and smog, these toxic substances can affect our health in negative ways
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