The heat used in the source water from a geothermal heat near the Earth's surface. Hot water pipes can be passed directly to the desired heat. This is how one can use geothermal hot water for heating the house. Made greenhouse warming And even melting snow on the road , even in places where there is a geothermal reservoir that can be accessed easily. Heat pumps transfer heat from the ground to the surface and into the building. This is going to be everywhere. Also, because the ground is nearly constant temperature year round. Make the same system that allows the transfer of heat to the building in the winter, so it can cool the building in the summer production of electricity power plants, geothermal use water depth of 1.5 kilometers (1 mile) or deeper than that. Sometimes in order to access the resources of geothermal water is boiling. Some power plants use steam from these reserves directly to the rotating blades. The other power plants Pump hot water high pressure to low pressure in the tank, causing a "steam for a while," which is used to rotate the turbine generator. Modern power plants use hot water from the ground to heat to a fluid such as isobutane, which boils at a lower temperature than water. When this liquid evaporates and expand. It will make the generator rotor rotation advantages of geothermal power station in the city of hydrogen Ray's wig. At present, the hydrogen fuel can be recycled to the bus 3 vehicle fuel is produced from water using geothermal energy. Which is plentiful in Iceland geothermal power production barely pollution or greenhouse gas emissions at all. This energy is quiet and reliable as possible. Hydroelectric power, geothermal energy production, about 90% of the time, compared to 65-75% of fossil fuel power plants , but unfortunately, although many countries have geothermal resources are abundant. But renewable energy sources that have been proven to be useful, then this is very low.
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