By the year 2030, all existing life forms on earth will fade away as predicted by many environmentalists and earth science experts. If humans will not do something about the problem on global warming, then most likely this prediction will come true, even sooner as it was actually expected. This is the time that all people should combat the compromising upshots of global warming, and one of the best ways to do so is to utilize renewable energy sources.
Since the early years of the 18th century, alternative energy sources were put into limelight. Many research studies were done about it, and a lot of countries have passed legislation’s regarding its implementation. However, up to these times, only a few countries have built and developed these as their energy sources. Countries in Europe and Oceania are leading the way in advocating and putting these to proper use.
One of the highly utilized renewable energy sources is the solar power. It works by converting the sun’s light into heat and mechanical energy that will power the generator to produce electricity. It is being widely used in most parts of the world, and it gives a lot of benefits, such as it is dependable and it can last long.
Another energy source that has a valuable effect on the environment is wind power. It utilizes wind turbines to generate electricity. What is good about this is that it does not emit any green house gas, thus it is considered as the most earth-friendly energy source. Although it is cheaper compared to solar power, this is not available to many countries and is only limited to areas that are blowy.
Tidal power is another type of renewable energy. It utilizes the capacity of the waves to turn generators to create electricity. This, however, is not widely used and is only limited to countries that have frequent occurrence of high and strong waves.
These renewable sources are cost-effective compared to what the world is using now. They also present practical solutions to the problem of global warming, and that is to reduce the levels of green house gasses in the environment. If people will only be using these alternative energy sources, then the world will be a better place to live in.
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