Origin of Coal Theories|| In situ Theory || Drift Theory|| Geology

Описание к видео Origin of Coal Theories|| In situ Theory || Drift Theory|| Geology

It is generally accepted that coal originated from plant debris including ferns, trees, bark, leaves, roots and seeds some of which accumulated and settled in swamps. This unconsolidated accumulation of plant remains is called peat.
Two theories for accumulation of coal.

1 In-situ theory.
2 Drift theory.

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