To begin with, solar energy is becoming more and more popular as a source of household energy in many countries around the world, and this is due to the fact that solar power it’s a renewable source and its usage is increasing steeply. Besides, we are trying to substitute the non-renewable energies all around the world in order to reduce the greenhouse gas emissions. In this essay, it will be presented the pros and the cons, and this is going to be analysed closely.