Wednesday 15 June 2011

Advantages And Disadvantages Of Renewable Energy Sources by Troy ...


What are the Advantages and Downsides of Using Green Energy Sources?

Now, we are at this time conscious of the aftermath of global warming. Luckily, it isn't too late and we can still modify which is why many are pushing for green energy sources.

The advantage of using green power is that it is clean so it is unpolluted so it doesn't emit anything harmful into the air which has an impact on the atmosphere. It's also renewable which implies we will never run out of it unlike oil which is predicted to dry up in ten years or so.

While green energy facilities are expensive to construct, it needs less upkeep so you don't have to shell out a large amount of money to operate it.

It can also bring industrial advantages to selected areas even increase tourism.

Even as these sound good, there are some who say that there are benefits to using such technology.

While clean energy sources can make electricity, how much it can make is not consistent. The reason we have no control of the weather so if a certain area depends on solar electricity and there's a weather distraction, it will not be able to convert sunlight into electricity.

Building these services also requires lots of land so we may have to cut on farmland which is what many are nervous about if more air turbines are to be put up.

A different disadvantage is the fact that some of the renewable energy sources can't be installed in selected areas of the earth. For example, wave energy can only be employed if the waves coming from the ocean attain at least 16 feet. The use geothermal energy can only be done in geologically unstable parts of the earth.

But if you look at such arguments, places that can't use one form of renewable energy source can be substituted for another. If turbines need more space, they can be installed close to the coast rather than putting these on land. A study shows that you can make more electricity whilst these are in the ocean.

Even as the weather is a thing we can't control, it is not everyday that there's a weather disturbance so this too shall pass. If solar electricity is being used and the sun is covered, the emergency generators will be turned on and use up the energy that was stored.

The point is that there are tactics round the discussions put by certain people which discourage the use of green energy sources. Actually, research is continuing to try and harness other means to make the power we want.

A very good example of this is called ocean thermal energy. Power is generated by harnessing the altered temperatures in the water. It is currently being used on a tiny scale both in Japan and Hawaii.

In the US, only 7% of green energy sources are used countrywide. This was way higher eleven years ago and if we don't have to worry about the cost of oil or maybe reduce our reliance on it, we need to invest more in this clean energy.

We can get it from green energy sources such as biomass, biodiesel, geothermal, solar, water and the wind. These are things we have all around us and all it takes is for someone to harness it instead of relying on normal non-renewable means to produce energy.

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