Advantages and Disadvantages of Solar Energy

The use of solar energy is versatile; it is used fordilute. This means you have to have a lot of solar
electricity, central heating, hot water, cooking, forcollectors installed around your house. The energy
producing salt and even for desalination. The energyitself is free, but the solar collectors are relatively
comes from the sun's rays and is known to be veryexpensive and some require regular maintenance in
environmentally friendly. However, when the sun raysorder to work properly and efficiently. If you decide
enter the earth's atmosphere it is quite dilute.to go solar you need to calculate the return on
Although the advantages are clear there are alsoinvestment in order to know if the investment will be
disadvantages.worth it.
Let's start with the biggest advantage; it is a cleanOne big disadvantage is that you need the sun rays
form of energy. To produce electricity or heat youto make use of it. If you are situated in a part of
only need the sun rays. There is no need to usethis beautiful planet where there is not much sun light
fossil fuel in combination with sun rays to producethen this could be a problem. In other areas, the sun
electricity or heat. You just need a solar energyrays are almost always covered in clouds making
collector or solar power panels in order to convertsolar energy collectors less efficient. You should first
the energy into electricity.know if the sunshine in your area is abundant for the
Another advantage is that it is cheaper than to usemost part of the year. Of course if you live in desert
traditional electricity for heating. If you are usingareas like in Arizona or Mexico the sun produces a lot
traditional electricity for heating you can save a lot ofof sunshine for the most part of the.
money. In return you will get lower electric bills and itLastly the sun only shines during the day. Therefore
also means that you don't have to maintain heaters.if you need electricity or hot water during the night,
If you live in a remote area where there are nolike many of us do, it can be a problem. You will need
power-lines solar energy can be the solution. Therea backup system like the 'old' utility grid or you will
are remote areas where power companies have noneed to store the electricity for later use. There are
means to access your home. This great alternativebattery systems that can store solar energy for later
can provide you with anything from heating water,use. The hot water collected during daytime is often
electricity, and even cooking.stored in a tank for later use. The modern systems
Another great use is for desalination in areas whereare becoming more sophisticated in storing electricity
fresh, drinkable water is scarce. The brine isor hot water. If you are still using your grid, the
evaporated and leaves the salt crystals in theproduced electricity can be pumped back into the
bottom of the basin. The water in turn condensesgrid.
back in another basin where it is now drinkable.Solar energy is very clean and is a good alternative
The advantages mentioned above are tremendousfor traditional electricity. Although this is true it is also
but there are some disadvantages. Thesegood to mention the disadvantages. If you are
disadvantages also need to be discussed to paint aconsidering using solar energy you must read this first
better overall picture.to make a balanced decision.
The main disadvantage of solar energy is that it's