solar energy Solar energy is a good alternative to electric energy, In fact, it is less pollution, but it has several disadvantages that it´s more expensive, it is necessary a sunny day, and the solars panels are expensive. And the other hand the electric energy is easily to have it. Due to increased electricty bill, more people try to do choice solar energy. I think that all people should install solar panels, because in the future it will be better and we will be able to have cheaper electricity.