Pourghasemi, A. and Akhbari, M. 2018. The Role of Fossil Fuel (Oil and Gas) in the World Geopolitics of Energy (Case Study of Iran 2000-2015). Journal of Ecophysiology and Occupational Health. 18, 1-2 (Jun. 2018), 18–23. DOI:https://doi.org/10.18311/jeoh/2018/21369.