Sunday, August 18, 2013

The Gift of Wind

Wind is one of the most vicious forces of our surroundings which are also known as a source of non-conventional power. It is cheap, pollution-free, environment friendly and can be developed away from the sources of usual energy.
This energy is utilized in sailing ships and wind mills. Just recently we have seen the effects of wind in Sri Lanka. Houses torn down, uprooted trees, smashed cars as well as lives have been lost due to these noisy monsters.

Even if winds can cause people harm, it is also one of our most important resources. Wind power-driven electrical generators provide us some amount of power. It is also a sustainable energy source which will not end as coal or natural gases.

Advantages
1. Wind power is richly available which is free of cost and is pollution free.
2. The wind is more consistent beyond the ground level in many hilly regions.

3. The never-ending flow of wind is a possible power source and may well provide an answer to the problem of growing energy demands in the future.

Limitations
1. Wind is unpredictable and defective.
2. Wind requires special conditions for its economic utilization.
3. Wind has a high seasonal preconception. They are much stronger during the monsoon.
4. It is not available in all the locations to complete various types of work.
As all of us know global warming is due to energy generation and use, so that this can be reduced if we switch to cleaner energy sources such as wind or solar. One wind turbine can generate enough energy to supply nearly 400 houses with energy.

Using wind power saves our earth from the pollution of fossil fuel energy. Furthermore, they have no environmental collision in regard to fuel development and waste disposal unlike fossil fuels and power plants. 

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