Soon we will see end of fuel import from middle east, like petrol, diesel, etc. Because those wells are getting dried up. This is the reason Saudi-Dubai recently introduced 5% taxation in there salary, expenditure, etc. This was not there before and i think per barrel rate for fuel will also increase day by day. Electricity generation is something which can be done locally. Initial investment is huge for traction, but that will be one time. Haan yes as DSP sir said there is loss for ecology, but don't have alternate after a decade or two. This is the reason CNG vehicle are coming up more, even solar power vehicles.