Arab News: The issue of global warming, the consequent climate changes, the perceived role of fossil fuels in this entire process and its implications for the energy world are coming to fore now. There is a growing realization that the world is currently on an unsustainable path and that it needs to mend its ways. No one can argue that. The recently-concluded World Energy Congress too underlined in its final comments that the current growth model was no longer sustainable in view of the …