"An impacted swamp loses most of its water out the bottom ... A spokesperson for Illawarra Metallurgical Coal said in carrying out longwall mining, it sought to minimise impacts to surface ...

Carboniferous coal was produced by bark-bearing trees that grew in vast lowland swamp forests. Vegetation included giant club mosses, tree ferns, great horsetails, and towering trees with strap ...

in the underwater depths of the moldering swamps, drew the oxygen they needed from the decaying vegetation. It is this lack of oxygen which makes coal burn (i.e., oxidize) with two and a half ...