Many people think solar energy is good but belongs to the experts's opinion solar energy still have environment effect . The first is high energy storage costs. The price of solar energy storage batteries for electricity use at night or when it is not sunny is still quite high compared to the pocket of the majority of people. Therefore, at the present time, solar power has not been able to become the only electricity source in households, but it can only be an additional source for the grid electricity and other sources of equipment using electricity.The last is still polluting the environment, though very little. Although compared to the production of other types of energy, solar PV is more environmentally friendly, some technological processes for making solar panels also accompany the emissions of greenhouse gases. , nitrogen trifluoride and sulfur hexafluoride. On a large scale, the installation of solar cell fields also takes up a lot of land that would otherwise be devoted to trees and vegetation in general.
Học tốt nhaaa! =)
