Backup systems are required for Off-Grid hard. By definition you do donrrrt you have the Power Company's effect. Your stored energy is the first line of backup. That needs to be designed for the 24-hour complete. What do you do later? If your solar, wind and magnetic power sources no longer work you will need a gas or 500kw diesel generator generator. Because possess energy storage, you just need to recharge the batteries and that will take a much smaller turbine. A 400-watt gas generator will cost $102 that has a 3,750-watt gas 50kw diesel generator price you $500. Overlook these generators have a fuel and maintenance cost and don't provide free energy.
Greener in addition to efficient cars will soon have that need be a easy fact. The General Motors business model has been thoroughly destroyed. It looks probable that 3 to 5 million jobs worldwide will disappear because it failed to speculate in less expensive cars.