Understanding Various Forms Of Alternative Energy
For hundreds of years, individuals have devoted much of their time to harnessing different phenomena to use to create electricity
. The realization that a great amount of energy can be supplied through the burning of a small amount of fossil fuel has had an immense effect on the way that individuals power their homes and vehicles.
However, these substances are nonrenewable, and take thousands of years to form into something that can be used. Because of this, there has been a large push to return back to other forms that do not require the burning or usage of nonrenewable resources.
There are plenty of renewable types available, and some are more powerful than others. It is hypothesized that the increased usage of them will reduce the amount of toxins that are present in the air and help to create energy for a longer period of time.
It can preserve the ecological balance of the planet Earth, because it will maintain air quality levels and use what nature has given to us. One form that is still very much in use today is wind power.
It is the creation of electricity through the harnessing of wind to propel blades on a windmill or turbine. The rotation is turned into a current through the use of a generator.
In the past, wind was actually used to move windmills and give movement to mechanical machines and objects. This made physical work, like pumping water and crushing grain, simpler.
Nowadays, wind farm are created through the construction of multiple towers built extremely close to one another, in a field or open area. The energy that is produced by the turbines is stored or used directly on homes in isolated places.
This method is good for the environment because it creates no pollution or chemical byproducts that can throw off the atmosphere or biosphere. Wind farms can be built off shore or on fields that can still be used for farming and grazing, and since it is renewable, we will never run out of it.
However, it is only useful when wind is available, and it may not always be a constant source. The less that is created, the less electricity is garnered.
Large farms are also not aesthetically pleasing, and can be an eyesore to regions where homes and buildings are located. Another form of power that has become more popular is solar.
It can be used to heat, cook, and produce electricity within homes. It is usually accomplished through the collection of UV rays in cells that are contained in panels; then, the electrons that are taken from these rays are concentrated into a channel or current that can be collected in a generator.
Panels can be placed on homes or be free standing. Many find that it is extremely helpful in heating a room or their entire home.
This is a beneficial way to get power because the only real pollution it has the potential of creating is that that is made when solar panels are formed. The panels, cells, and method themselves do not put off any harmful rays, chemicals, gases, or liquids into the environment.
However, it is unusable if the sun is not shining, so many areas of the country may not be able to make the most of it. Stations that harness the sun can also be costly to build, and the panels themselves may often be too expensive for families to install on their homes.
The government has created a new system of tax returns for those that do choose to install panels, so you may find that the costs of installation and product are neutralized with the amount you save each month and the money you are given back by the United States.
Using geothermal heat from inside the earth is another method that can be utilized. Hot rocks that are present in the crust can heat water and turn it into steam.
This is purified and used to power turbines, which can then deposit electricity into a generator of some sort. If this process is performed correctly, it should not create any harmful byproducts.
Plants that are built for this purpose are mostly self-sufficient, and do not call for much upkeep; however, the drilling into the earth to create this type of plant can be harmful. Understanding this methods will help humans to understand other options for power than fossil fuels.
by: Terry Daniels
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