===Map of unconventional reserves (Shale,Tight,Coalbed methane) in the world===
* '''The world map representing unconventional gas reserves in various regions. It includes Shale gas, Coalbed methane and Tight gas'''.
[[Image:Tight Gas Reserves--World.jpg|center|800px|thumb|[http://www.pacwestcp.com/global.php education/shaleunconventional-resources Unconventional gas reserves in World-Pacwest]]]
===Distribution of Tight Gas across the world===