With the never-ending supply of renewables, we would feel secure when having abundant supply of energy to last our planet, our human race and our economies, for generations and ever.
Khemani (2011) says: “As long as human life is there, there will be earth, sun, wind and water, and the energy from these sources will also be available as long as they are there”.
The use of renewable energy has many potential benefits, including human beings and environment.
Firstly, renewable is one of the most important advantages of renewable energy.
With the abundance from many renewable resources and development of science and technology, he strongly believes that renewable energy can meet the world’s energy needs today and tomorrow.
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Besides, one of the greatest alternative energy benefits is that it is so much better for environment than the use of fossil fuels that contribute heavily to issues such as acid rain, smog and global warming.There are four major types of renewable energy: solar, hydro, wind and geothermal energy.This paper will discuss advantages and disadvantages that renewable energy resource (RES) brings, as well as analysis the importance of RES to the world’s future.Thirdly, another benefit of renewable energy is a diversified energy mix (Pasolini 2012).It is an important and necessary supplement for global energy security while fossil fuel sources are more and more running out.Essence of RES is derivation from natural processes so the energy is sustainable and never run out.Truly, renewable energy is really important and necessary to human beings when fossil fuels are more and more exhausted.Finally, renewable energy not only is regarded as an unlimited resource but also plays an important role to regional development.Renewable energy and energy efficiency can help revitalize rural communities (Parker 2010).According Global Wind Energy Council (GWEC) (2008) reported that turbine installation costs $ 47.5 billion; by contrast, we only have to spend a much smaller amount of money to build thermal power station about $ 2,25 billion (Shah 2011).He also pointed that other incidental costs such as maintenance costs and production costs cause price increasing.