Coal reserves are available in almost every country worldwide, with recoverable reserves in around 70.  At current production levels, proven coal reserves are estimated to last 164 years.  In contrast, proven oil and gas reserves are equivalent to around 41 and 67 years respectively.  Over 68% of oil and 67% of gas reserves are concentrated in the Middle East and Russia.  Coal provides over 24% of global primary energy needs and generates 40% of the world’s electricity.

[source:  www.worldcoal.org]