The basics about alternative energy.

The alternative energies that most money has been invested in so far are solar and wind energy. One of the reasons that these energy sources are so popular is because of the availability of the fuels and the amount of research already conducted into their viability and possible uses. Solar power is probably the most effective and available energy that homeowners can use to help do their bit for the renewable energy cause. Photovoltaic tiles are easily and quickly installed on the roof, in the garden, on the shed or just about anywhere that you have a little spare room; and they aren’t the eye sores that they once were. Solar panels can be used to heat water, your house or your pool or for providing your entire house with electricity. They are without doubt the easiest way for you to help protect the environment.

Around the world.

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Have you ever wondered what would happen if suddenly we had no reserves of crude oil?

Well, this is what the world will be facing in the not too distant future, even if we discover more oil reserves in various parts of the globe.

Let us assume that there is no longer crude oil being shipped or pumped anywhere, how the world will look and how this type of fossil fuel shortage can affect us, on the long and short term basis?!

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The environmental concerns and the fear of energy shortage through out the world have raised questions on the blind use of conventional fuels. So scientists world over have concentrated their efforts to find out ways and means to produce alternative fuel also known as non conventional fuel.

All the materials other than conventional sources of energy that can be used as energy sources are called alternative energy sources. They are environment friendly and produce less pollution in comparison to convention energy sources. Some of the most popular non conventional fuels are bioalcohol, biodiesel, fuel cells and batteries, vegetable oil, non fossil natural gas, non fossil methane gas and electricity generated through chemicals an biomas energy.

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Alternative energy would seem like a good choice for new home builders and people who are in the market to buy a new automobile. There are disadvantages of alternative energy that realistically need to be considered.

One of the biggest disadvantages of alternative energy is that it cannot be stored like coal and natural gas can. Storage is a huge issue because using alternative energy puts us at the whim of Mother Nature. If there is no wind for a week, relying on wind power becomes a problem. If you are too far north, solar panels will only produce sufficient energy when the Northern Hemisphere of the planet is tilted towards the sun and so on.

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There is one thing that you have to remember if you have a swimming pool at your home. It is important to have the pool heated. It is also good to have a cover for the pool to keep the water clean. There are ways to do both at one time but only one way is ecologically sound. Using the suns rays is a tremendous way of warming the water without using any electricity. This is why a solar pool cover is an indispensable product for any pool owner.

Many people are unsure about using solar energy but there is no reason for this. If you were asked what your favorite type of energy source was, what would it be?

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There has been a huge increase in the price of gas and fuel, and also the pollution level. In view of this, a technology paves the way to make the car run on water. People are substituting water for fuel for running the car on water. Water is a renewable source of energy and people are now using it to run their cars. It is good for the engine as well, as it would depreciate less over time. Also, since water is a clean energy source, it helps improving the engine’s performance, thereby giving it more mileage and a greater life.

Oil prices have spiraled upwards and that trend is here to stay. This has given sleepless nights to car owners because they are finding it difficult to emphasize more on the expenditure of fuel, which keeps on rising with time. Many have even sold off their cars and are now relying on public transport. So given the complexities arising due to the rising price of oil and other energy sources, running the car on water is the best way out.

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If we say that alternative energy comprises everything that is not based on fossil fuel consumption, the number of optional resources is impressive. This chapter will provide an overview only of the ones in use or development now, with each being further explored in subsequent chapters. There are, no doubt, alternative energy sources not included here, either because they are not yet at anything beyond a theoretical stage or simply because no one has thought of them yet.

Solar

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More and more scientists today agree that global warming is a serious issue and that the cause of global warming is carbon dioxide released into the atmosphere when fossil fuels are burned. Politicians, too, are being swayed as they see increases in property damaged, injuries, and even deaths due to natural catastrophes which appear to have gotten worse in recent decades. Because fossil fuels appear to be the source of worldwide atmospheric change, people have began to look to other methods of producing energy. In addition to causing atmospheric change, there’s the reality that we will run out of fossil fuels. The world’s economy is based on fossil fuels but they are a finite resource. Eventually we will run out of them. Fossil fuels are not a sustainable resource. Two methods of producing energy which have little impact on the environment and are sustainable are solar and wind power.

First, we’ll take a look at solar power. Solar power is, of course, power derived from the energy of the sun’s rays. The limitation with this energy source is the sun itself. The sun will never run out, except at night. Solar power sources have been designed to compensate for the downtime of night or cloudy days, but solar power works best in sunny climates. Solar power is generally used in one of three ways: to generate heat, to generate electricity, and to desalinate salt water. Solar powered heating systems are usually either active or passive in design. An active solar heating system uses pumps to circulate water which has been heated by the sun. Passive solar heating systems use the nature of water to create circulation. This method relies on the fact that heat energy wants to move into areas of lesser heat. In generating electricity, solar power is harnessed by photovoltaic cells which convert the suns energy into electricity. These cells have been widely used to power calculators for decades. In solar desalination, the power of the sun is used to evaporate water to separate it from the salt and other undesirable minerals.

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