We are in the era where many advanced industries are looking for alternative source of energy. Soon middle-east will slowly become poor countries, as petroleum will no longer considered as black gold.
This is one of the reason why development of alternative energy is not as fast as consumer products. Black gold has been feeding rich people for many centuries. And this people are now dominating the way the world is running.
However we are now witnessing that discovery of new energy is inevitable. We will soon adopting solar powered energy, as well as salt water chemical reaction, wind, and many others to replace current petroleum consumption.
Leave the black gold industries, and start seeking or developing industry that run for alternative energy.