That source may be the ocean, a lake, a river, or even aquifer.
Coal was formed from the remains of swamp plants :D
A swamp
It was formed when the Atlantic Ocean flooded.
swamp
Coal is the solid fossil fuel formed from the remains of swamp plants that grew millions of years ago.
It was formed when the Atlantic Ocean flooded.
coal. coal is formed.
It was formed by rain so it is a destructive.
Okefenokee swamp
Swamp vapor, or swamp gas, is methane gas. The methane gas is formed when the organic material in a swamp decays in the absence of air.
It was formed by rain so it is a destructive.
formed from the decaying organic matter in swamps