the maestro and three. beethoven feast upon twenty. we like to think it's cheaper to burn the fossil fuels that is to get the energy other words the real cost of doing things is the fact of the world around us is warming up. and ultimately fifty years from now the sea levels will rise and we'll have the problems in almost all coastal countries of the world. requires the governments to begin to act begin to try to tax. the tax the carbon it's released into the atmosphere it's one of the ways of trying to slow down the use of the fossil fuels and encourage people to move to the other fields moving to other fuels actually creates jobs it actually creates an entirely new industry.