Primary energy sources are forms of energy that can be found naturally, without having to undergo any form of man-made conversion process before they becomes usable.

The following presentations provide a number of statistics related to the global and regional consumption of energy in its different forms over the past several decades.

The slide packages have been broken down into different primary energy forms in order to make finding the relevant information easier.

Coal
Oil
Natural Gas
Nuclear
Hydro
Renewables
Global Energy Consumption and Forecasts