Originally posted by mr-lizard
Over time, the chemical and physical properties of the plant remains (believed to mainly have been fern-like species antedating more modern plant and tree species) were changed by geological action to create a solid material.
Trees die, tectonic plates shift, climates change, the raw material of the ex tree is compressed into the earth, broken down and crushed into coal over thousands of years.
edit on 23-11-2010 by mr-lizard because: (no reason given)
Statistically that doesn't add up to me...only one.... (1)........ tree made it past 10K out of 100's of millions of them?