대표적인 대체에너지인 태양에너지와 수소에너지에 대한 내용입니다.
As society is developed and life become richer, the use of fuel has been amplified. The fuel that we often saying are nuclear power and fossil fuel. However, not only the risk of nuclear power explosion and the environmental pollutants that fossil fuel releases are very high but they are limited. To supplement this flaw new energies are being developed. They are just solar energy and hydrogen energy. First, solar energy is that using the heat from the sun to earth