Geothermal heating is really starting to catch on with the makers of appliances to heat homes, offices, and even water. People are beginning to see that the planet cannot sustain itself if we do not find ways to do the things we want without taking things away from it. Environmentally friendly heat sources will help to save the planet for future generations.
In the past people thought very little of what their habits, desires, and needs, were doing to the planet around them. They cut down trees so that they could heat their homes so quickly that the depleted some species of trees. The created problems with the air because there were no longer enough trees and plants to filter the air and make it good for us.
People started to dig huge tunnels under the ground so they could get the coal out of the ground. Coal miming was a dangerous activity, but people used coal to power the steam engines that pulled the trains. They also used the coal to heat their homes and businesses. More and more coal was required as the earth became populated with more and more people. The mining of this coal created huge caverns in the earth that would occasionally collapse in on them. Sometimes during the collapse the cavern would cause death to one or more of the people that were digging the coal out.
Geothermal heating requires nothing to be removed from the earth. The way that the heat is extracted is safe and there is not a danger of anyone being killed or injured by the activity of using this source of natural occurring heat.
That is the deal altogether. Geothermal heating is a natural occurring process that no one has to do anything to create. People have just discovered easier ways of harnessing this natural heat and applying it to the interiors of their homes.
The human race has begun to appreciate their planet and that is why in the future almost every building will be heated and cooled by using the power of the naturally occurring heat from beneath the surface of the earth. This heat happens in cold climates and it happens in warm climates as well. The type of soil that is in the area where you live does make a difference in the way the pipes are installed that extract the heat, but the warmth exists in all areas of the world.
Extraction may not be the proper term to use when you describe the way these heating pipes work. The pipes are laid together under the ground in a manner that will cause them to create loops like you have in your radiator that cools your car engine. Inside these pipes there is a fluid that contains an environmentally friendly antifreeze and water combination. This fluid flows through the loops and enters the home, travels through the home in piping, and then back into the ground. The fluid is heated by the temperature of the ground and when it comes into the home it emits the heat into the air.