This Book is submitted to the Department of Economics, Bayero University, Kano in partial fulfillment of the requirements for the award of Masters Degree of Economics (M.Sc ECONOMICS). The book examined the relationship between natural gas utilization and economic growth in Nigeria. It further checked for the direction of Causality between natural gas utilization and economic growth and in extension examined the long-run impact of natural gas utilization on the economy using production function approach. Based on its findings, the book has reached to the conclusion that natural gas utilization is an increasing function of economic growth and recommends that to achieve any future targeted rate of economic growth, the policy makers in Nigeria should prioritize gas utilization strategy.