Natural gas is an increasingly important source of the worlds energy. Estimating future supplies of this valuable commodity is an important economic and strategic endeavor. However, world gas supply forecasting has proved difficult because its exploration, transportation, and customer bases depend so heavily on fluctuating economic factors. Gas production fluctuations from several countries were affected by the relationship between gas and oil industries, economic burdens, and governmental-policy implementations. This work presents innovative approaches for analyzing and forecasting natural...