This is a review of the major findings on coal, oil, and gas resources from the three independent groups of experts of the World Energy Commission which were presented to the Tenth World Energy Conference (WEC) at Istanbul in September 1977.
These aspects are put in perspective with the current thinking on fossil resources of the Resources Group of the Energy Systems Program, and are used to estimate some possible future fossil production in relation to a 35 TW demand scenario used in the Program
